{"id":3545,"date":"2026-10-14T09:15:31","date_gmt":"2026-10-14T09:15:31","guid":{"rendered":"https:\/\/tadapack.com\/news\/astm-d4169-drop-test-schedule-heights-pass-criteria-explained\/"},"modified":"2026-10-14T09:15:31","modified_gmt":"2026-10-14T09:15:31","slug":"astm-d4169-drop-test-schedule-heights-pass-criteria-explained","status":"publish","type":"post","link":"https:\/\/tadapack.com\/news\/astm-d4169-drop-test-schedule-heights-pass-criteria-explained\/","title":{"rendered":"ASTM D4169 Drop Test: Schedule, Heights &#038; Pass Criteria Explained"},"content":{"rendered":"<article>\n<div class=\"tldr-box\" style=\"margin:16px 0 24px;padding:16px 20px;background:#f0f9ff;border-left:4px solid #0284c7;border-radius:6px;line-height:1.7;\"><strong style=\"color:#0369a1;font-size:16px;\">\u3010TL;DR Executive Direct Answer\u3011<\/strong><\/p>\n<p style=\"margin:8px 0 0;color:#0f172a;\">ASTM D4169 drop testing evaluates shipping-unit robustness by subjecting packages to free-fall impacts defined by Distribution Cycle (DC) schedules, with typical DC-12 Schedule B drops of 460 mm for 18\u201327 kg units. Passing requires zero product damage or critical container failure across the specified sequence\u2014typically 10\u201317 drops per orientation plan\u2014verified under ASTM D685 conditioning at 23\u00b0C \u00b1 1\u00b0C and 50% RH.<\/p>\n<\/div>\n<p>E-commerce return rates linked to transit damage now cost US shippers an estimated 6\u20138% of gross revenue, pushing procurement directors to mandate formalized distribution simulation rather than ad-hoc drop checks. This guide anchors that decision to ASTM D4169 \u2014 the dominant performance test standard for shipping containers and systems \u2014 and translates its drop-test mechanics into procurement-grade specification language.<\/p>\n<figure class=\"geo-cover-box\" style=\"margin:0 0 24px 0; text-align:center;\">\n<div class=\"img-crop-box\" style=\"overflow:hidden; position:relative; display:inline-block; max-width:100%; border-radius:10px; box-shadow:0 6px 18px rgba(0,0,0,0.06); border:1px solid #e2e8f0; line-height:0;\">\n    <img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/image.pollinations.ai\/prompt\/A%20rugged%20corrugated%20shipping%20box%2C%20mid-air%20during%20an%20ASTM%20D4169%20drop%20test%2C%20captured%20in%20a%20clean%2C%20brightly%20lit%20engineering%20lab%20with%20safety%20yellow%20markings.%20Debris%20field%20of%20crumpled%20internal%20packaging%20around%20the%20impact%20zone%2C%20with%20a%20blurred%20background%20of%20testing%20equipment.%20Golden%20hour%20cinematic%20lighting%20with%20volumetric%20rays%2C%20f%2F2.8%20bokeh.%208k%2C%20Hasselblad%20medium%20format%2C%20photorealistic%2C%20vivid%20colors.%20NO%20text%2C%20NO%20watermark%2C%20NO%20letters%2C%20NO%20plain%20grey%20backdrop.?width=1200&amp;height=675&amp;model=flux&amp;nologo=true&amp;seed=941982\" referrerpolicy=\"no-referrer\" alt=\"ASTM D4169 Drop Test: Schedule, Heights &amp; Pass Criteria Explained - Design Overview\" title=\"ASTM D4169 Drop Test: Schedule, Heights &amp; Pass Criteria Explained\" loading=\"eager\" width=\"1200\" height=\"675\" style=\"display:block; width:100%; height:auto; border-radius:0; border:none; box-shadow:none; transform:scale(1.07); transform-origin:center 15%;\">\n  <\/div><figcaption style=\"font-size:13px; color:#64748b; margin-top:8px; font-style:italic;\">Figure: Packaging Design Overview (ASTM D4169 Drop Test: Schedule, Heights &amp; Pass Criteria Explained)<\/figcaption><\/figure>\n<h2>1. ASTM D4169 Structure: Distribution Cycles, Schedules &amp; Assurance Levels<\/h2>\n<aside style=\"margin:20px 0;padding:16px 20px;background:#f8fafc;border-left:4px solid #2563eb;border-radius:6px;\"><strong>\u3010Core Engineering Definition: ASTM D4169 Distribution Cycle (DC)\u3011<\/strong><\/p>\n<p style=\"margin:8px 0 0;\">A Distribution Cycle is a standardized, sequential simulation of the\u7269\u6d41 hazards (handling, stacking, vibration, impact) a shipping unit encounters from pack-out to final delivery, as governed by ASTM D4169, Standard Performance Testing of Shipping Containers and Systems. Failure thresholds are absolute: any product breakage, leakage, or loss of functional integrity at the specified Assurance Level (I = high, II = normal, III = low) constitutes a non-conformance \u2014 there is no statistical pass margin for the primary test sample set.<\/p>\n<\/aside>\n<p>ASTM D4169 is organized around 18 predefined Distribution Cycles (DC-1 through DC-18) plus a custom DC-13 allowance for user-defined sequences. Each DC assigns test schedules: Schedule A (handling\/drop), Schedule B (vehicle vibration), Schedule C (loose-load vibration), Schedule D (stacking), Schedule E (single-container compression), Schedule F (random vibration), Schedule G (low-pressure), Schedule H (impact), Schedule I (concentrated impact), Schedule J (water spray). The drop protocol itself lives in Schedule A, which cross-references ASTM D5276 (free-fall drop testing using impact testers) and, for larger units, ASTM D6055 \/ D642 handling and compression methods.<\/p>\n<p>Assurance Level selection is the single most consequential procurement decision. Level I assumes disciplined, controlled distribution (dedicated fleet, minimal transfers); Level II reflects normal mixed LTL\/parcel networks (the default for most DTC and B2B freight); Level III applies to unusually benign or explicitly agreed reduced-hazard lanes. Higher assurance levels impose higher drop heights, longer vibration durations, and heavier superimposed loads \u2014 meaning a package passing at Level III may fail catastrophically at Level II.<\/p>\n<h2>2. Schedule A Drop Heights, Sequences &amp; Pass Criteria<\/h2>\n<p>Schedule A drop height is a function of package gross weight and the chosen Assurance Level. For hypothetical worked-example purposes (not measured data), a 15 kg corrugated shipper at DC-12, Assurance Level II, calls for a 560 mm drop; the same unit at Level I is tested at approximately 410 mm, and at Level III at roughly 710 mm \u2014 reflecting that lower assurance presumes rougher handling and therefore more severe impacts. Typical drop orientations follow a defined sequence: a corner drop, three edge drops radiating from that corner, and six face drops, totaling 10 impacts for standard single-wall corrugated shippers.<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:16px 0;font-size:14px;\">\n<thead>\n<tr style=\"background:#1e293b;color:#fff;\">\n<th style=\"padding:10px;border:1px solid #cbd5e1;\">Parameter<\/th>\n<th style=\"padding:10px;border:1px solid #cbd5e1;\">Typical Specification (Hypothetical Worked Example)<\/th>\n<th style=\"padding:10px;border:1px solid #cbd5e1;\">Governing Standard \/ Test Protocol<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Drop test method (free-fall)<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Guided free-fall, impact surface \u2265 50\u00d7 package footprint, steel plate<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">ASTM D5276 \/ ASTM D4169 Schedule A<\/td>\n<\/tr>\n<tr style=\"background:#f8fafc;\">\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Drop height, 15 kg unit, Assur. Level II<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">\u2248 560 mm (10 drops: 1 corner, 3 edges, 6 faces)<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">ASTM D4169 (current revision)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Corrugated board baseline<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">ECT-32 (single-wall C-flute, 4.0 mm caliper) to ECT-44 (BC double-wall)<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">TAPPI T811 Edge Crush \/ TAPPI T810 Burst<\/td>\n<\/tr>\n<tr style=\"background:#f8fafc;\">\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Compression verification post-drop<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Residual BCT \u2265 stacking load \u00d7 safety factor (typically 4\u20135)<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">ASTM D642 (Compressive Resistance)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Conditioning environment<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">23\u00b0C \u00b1 1\u00b0C, 50% \u00b1 2% RH, \u2265 24 h<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">ASTM D685 \/ ISO 187<\/td>\n<\/tr>\n<tr style=\"background:#f8fafc;\">\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Parcel-network alternative<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">ISTA 3A General Simulation (parcel \u2264 68 kg), 17-drop sequence incl. rotational flat drop<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">ISTA 3A Protocol<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">EU market placement<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Recyclability \/ heavy-metal limits for corrugated &amp; barrier coatings<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">EU Directive 94\/62\/EC Annex II; EU PPWR (Reg. 2024\/1991)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Pass criteria under Schedule A are binary: no product damage, no leakage, no loss of closure integrity, and the container must remain functional for subsequent tests in the DC sequence (stacking, vibration). Cosmetic corner crushing of the corrugated board alone is not automatically a failure unless it compromises stacking or closure performance in later schedules.<\/p>\n<div style=\"margin:18px 0;padding:14px 18px;background:#eff6ff;border-radius:8px;border:1px solid #bfdbfe;\"><strong>\u3010\ud83d\udca1 Packaging Engineer&#8217;s Quick Q&amp;A\u3011<\/strong><\/p>\n<p style=\"margin:8px 0 0;\"><em>Q: If ISTA 3A already includes a 17-drop parcel sequence, why do enterprise POs still mandate ASTM D4169 DC-12 Schedule A?<\/em><\/p>\n<p style=\"margin:8px 0 0;\"><strong>A:<\/strong> Direct answer: D4169 allows the buyer to define the Distribution Cycle matching their actual freight lane, whereas ISTA 3A is a fixed parcel-network simulation. Mechanically, DC-12 combines Schedule A drops with Schedule F random vibration and Schedule D stacking in one sequence, exposing cumulative damage (flute crush \u2192 BCT loss \u2192 stack collapse) that single-hazard ISTA sequences can mask. Procurement recommendation: specify D4169 DC-12, Assurance Level II, for palletized B2B lanes and reserve ISTA 3A for single-parcel DTC fulfillment \u2014 dual-certify only where SKUs ship both ways.<\/p>\n<\/div>\n<h2>3. Laboratory Bench Protocol &amp; Specimen Preparation<\/h2>\n<p>Test validity collapses if conditioning is sloppy. Per ASTM D685 (and ISO 187 equivalents), specimens must be conditioned at 23\u00b0C \u00b1 1\u00b0C, 50% \u00b1 2% RH for a minimum of 24 hours before testing, because corrugated compressive and burst strength degrade measurably as moisture content climbs. A representative lab record format (illustrative structure, not a claim of actual measured results) would document: Mitutoyo 547-400S digital caliper for caliper verification (tolerance \u00b10.15 mm on a 4.0 mm C-flute target), a Lansmont drop\/compression rig, and a Mullen burst tester per TAPPI T810 \u2014 with a 10-specimen statistical sample per lot and full lot traceability. Procurement teams should require equivalent traceability fields in any third-party test report before accepting a pass certificate.<\/p>\n<h2>4. Four-Step SOP: Specifying &amp; Executing a D4169 Drop Qualification<\/h2>\n<p><strong>Step 1 \u2014 Define the Distribution Cycle and Assurance Level.<\/strong> Map the actual lane (parcel vs. LTL vs. ocean intermodal), count handling events, and select DC plus Level (II as default). Document gross weight, orientation restrictions, and palletization config in the test plan.<\/p>\n<p><strong>Step 2 \u2014 Condition and instrument specimens.<\/strong> Condition \u2265 24 h at 23\u00b0C \u00b1 1\u00b0C \/ 50% \u00b1 2% RH (ASTM D685). Verify board caliper \u00b10.15 mm and ECT grade (e.g., ECT-32 minimum) on sampled lots before committing production tooling.<\/p>\n<p><strong>Step 3 \u2014 Execute Schedule A sequence.<\/strong> Run the full drop matrix (corner \u2192 3 edges \u2192 6 faces) at the specified height on a calibrated free-fall rig per ASTM D5276, then proceed to remaining DC schedules (vibration, stacking\/compression per ASTM D642) without repacking specimens.<\/p>\n<p><strong>Step 4 \u2014 Evaluate, derate, and document.<\/strong> Grade against binary pass criteria, then apply stacking derating for expected ambient conditions (see Section 5) and issue a report with lot IDs, specimen counts, instrument calibration dates, and photos of each impact face. Requalify on any structural, material, or lane change.<\/p>\n<h2>5. Freight Corridor Stress: Moisture, Hubs &amp; Stacking Derating<\/h2>\n<p>Drop performance is only half the qualification \u2014 post-drop residual strength must survive the corridor. During 30-day Pacific or Atlantic ocean transits, container sweat can drive Cobb 60 water absorption past delamination-prone thresholds in uncoated linerboard, softening flutes and cutting effective ECT by a meaningful margin (commonly modeled with a 20\u201330% humidity derating factor for high-humidity coastal receiving \u2014 directional planning figures, not universal constants). Specify PFAS-free water-resistant barrier coatings or wax-alternative treatments for ocean-exposed shippers, noting PFAS-restriction compliance under evolving EU and US state rules.<\/p>\n<p>At inland hubs \u2014 California Inland Empire (FBA ONT8\/LGB3 catchment), the Texas DFW triangle, and Port of Rotterdam&#8217;s multimodal rail\/road grid \u2014 units face repeated clamp-truck handling and high stack dwell in dry-climate warehouses, where low RH actually embrittles some adhesive systems and promotes flap popping. Apply region-specific derating factors: high-humidity coastal ports warrant larger BCT safety factors; dry inland distribution warrants adhesive-bond verification. Use TadaPack&#8217;s free calculation tools at https:\/\/tadapack.com\/tools to model stacked-load derating, ECT-to-BCT conversion, and dimensional-weight freight exposure interactively before locking specifications.<\/p>\n<h3>Troubleshooting Matrix<\/h3>\n<table style=\"width:100%;border-collapse:collapse;margin:16px 0;font-size:14px;\">\n<thead>\n<tr style=\"background:#1e293b;color:#fff;\">\n<th style=\"padding:10px;border:1px solid #cbd5e1;\">Defect<\/th>\n<th style=\"padding:10px;border:1px solid #cbd5e1;\">Root Cause<\/th>\n<th style=\"padding:10px;border:1px solid #cbd5e1;\">Floor-Level Corrective Action<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Flap popping after drop sequence<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Insufficient crease depth or adhesive starve; creasing matrix too hard<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Re-cut creasing rules with 45-durometer matrix; verify glue coverage \u2265 80% of flap lap; increase hot-melt dots on bottom flaps<\/td>\n<\/tr>\n<tr style=\"background:#f8fafc;\">\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Corner crush cascading into stack failure<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Board grade below lane hazard (ECT-32 on rough LTL lane)<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Upsize to ECT-44 BC double-wall or add molded-pulp corner guards; requalify at DC-12 Level II<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Adhesive debonding post-ocean transit<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Starch adhesive hydrolysis under sustained &gt;80% RH container sweat<\/td>\n<td style=\"padding:10px;border:1px solid #cbd5e1;\">Switch to water-resistant hot-melt; add desiccant load; require Cobb 60 &lt; 35 g\/m\u00b2 on liners<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>For structural redesign, board upgrades, and drop-test-ready prototypes, TadaPack&#8217;s custom structural packaging and prototyping service delivers CAD-validated dielines and pre-production samples engineered to your specified Distribution Cycle. Verify all stack, cube, and freight-cost math against your lane data using https:\/\/tadapack.com\/tools before final PO release.<\/p>\n<\/article>\n<section class=\"topic-cluster-links\" style=\"margin-top:28px;padding:16px 20px;background:#f8fafc;border-left:4px solid #2563eb;border-radius:6px;\"><h3 style=\"margin-top:0;font-size:17px;color:#1e293b;\">Recommended Engineering Reading<\/h3>\n<ul style=\"margin-bottom:0;padding-left:20px;color:#3b82f6;line-height:1.7;\">\n<li><a href=\"https:\/\/tadapack.com\/news\/astm-d4169-drop-test-procedure-dc-sequence-engineering-guide\/\" target=\"_blank\" rel=\"noopener\">ASTM D4169 Drop Test Procedure: DC &#038; Sequence Engineering Guide<\/a><\/li>\n<li><a href=\"https:\/\/tadapack.com\/news\/astm-d4169-drop-test-heights-dc-assignment-box-spec-guide\/\" target=\"_blank\" rel=\"noopener\">ASTM D4169 Drop Test Heights: DC Assignment &#038; Box Spec Guide<\/a><\/li>\n<\/ul><\/section>\n<section class=\"tools-recom-box\" style=\"margin-top:24px;padding:20px;background:#f8fafc;border:1px solid #e2e8f0;border-left:4px solid #2563eb;border-radius:8px;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;\"><div style=\"display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;flex-wrap:wrap;gap:8px;\">\n<h3 style=\"margin:0;font-size:16px;font-weight:700;color:#0f172a;\"><span style=\"color:#2563eb;font-weight:700;\">[TOOLS]<\/span> Featured Engineering &#038; Calculation Tools<\/h3>\n<a href=\"https:\/\/tadapack.com\/tools\" target=\"_blank\" rel=\"noopener\" style=\"font-size:13px;color:#2563eb;text-decoration:none;font-weight:500;\">Explore 70+ Packaging Tools \u2794<\/a><\/div>\n<div class=\"tools-grid\" style=\"display:grid;grid-template-columns:repeat(auto-fit, minmax(280px, 1fr));gap:14px;margin-top:10px;\"><a href=\"https:\/\/tadapack.com\/tools\/cbm-calculator\" target=\"_blank\" rel=\"noopener\" class=\"tool-card\" style=\"display:flex;flex-direction:column;justify-content:space-between;background:#ffffff;border:1px solid #e2e8f0;border-radius:8px;padding:16px;text-decoration:none;color:inherit;transition:all 0.2s;\">\n<div><span style=\"display:inline-block;font-size:11px;font-weight:600;color:#2563eb;background:#eff6ff;padding:3px 8px;border-radius:4px;margin-bottom:8px;\">FBA &#038; Logistics<\/span>\n<h4 style=\"font-size:15px;font-weight:700;color:#1e293b;margin:0 0 6px 0;line-height:1.4;\">CBM Volume &#038; Freight Dim-Weight Calculator<\/h4>\nCalculate cubic meters &#038; dimensional weight to minimize freight costs and avoid FBA size tier penalties.\n<\/div>\n<div style=\"display:flex;align-items:center;justify-content:space-between;margin-top:14px;padding-top:10px;border-top:1px dashed #f1f5f9;font-size:12px;color:#2563eb;font-weight:600;\"><span style=\"color:#10b981;background:#ecfdf5;padding:2px 6px;border-radius:3px;font-size:11px;font-weight:500;\">100% Free<\/span><span>Calculate Online \u2794<\/span><\/div>\n<\/a><a href=\"https:\/\/tadapack.com\/tools\/box-area-calculator\" target=\"_blank\" rel=\"noopener\" class=\"tool-card\" style=\"display:flex;flex-direction:column;justify-content:space-between;background:#ffffff;border:1px solid #e2e8f0;border-radius:8px;padding:16px;text-decoration:none;color:inherit;transition:all 0.2s;\">\n<div><span style=\"display:inline-block;font-size:11px;font-weight:600;color:#2563eb;background:#eff6ff;padding:3px 8px;border-radius:4px;margin-bottom:8px;\">Unboxing Dieline<\/span>\n<h4 style=\"font-size:15px;font-weight:700;color:#1e293b;margin:0 0 6px 0;line-height:1.4;\">Mailer Box Area &#038; Dieline Size Calculator<\/h4>\nInstant flat dieline dimensions, material consumption, and sheet nesting for custom D2C mailer boxes.\n<\/div>\n<div style=\"display:flex;align-items:center;justify-content:space-between;margin-top:14px;padding-top:10px;border-top:1px dashed #f1f5f9;font-size:12px;color:#2563eb;font-weight:600;\"><span style=\"color:#10b981;background:#ecfdf5;padding:2px 6px;border-radius:3px;font-size:11px;font-weight:500;\">100% Free<\/span><span>Calculate Online \u2794<\/span><\/div>\n<\/a><\/div><\/section>\n<p><!-- ========================================= --><br \/>\n<!-- Google & AI GEO Schema.org Structured Data --><br \/>\n<!-- ========================================= --><br \/>\n<br \/>\n<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Engineering guide to ASTM D4169 drop testing: DC-1 to DC-13 schedules, drop heights, ISTA 3A comparison, pass\/fail criteria, and freight corridor derating factors.<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29],"tags":[],"class_list":["post-3545","post","type-post","status-publish","format-standard","hentry","category-compliance-and-marketing"],"_links":{"self":[{"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/posts\/3545","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/comments?post=3545"}],"version-history":[{"count":0,"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/posts\/3545\/revisions"}],"wp:attachment":[{"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/media?parent=3545"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/categories?post=3545"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tadapack.com\/news\/wp-json\/wp\/v2\/tags?post=3545"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}