{"uid":"cap_gFm43MkxQBlhehGn4YsYA","slug":"change-audit-ethereum-erc721-json-schema-validator-2a74c8c0","name":"Change Audit: Ethereum ERC721 JSON Schema Validator","description":"Change audit: Ethereum ERC721: Audit JSON changes and validate before/after for Ethereum ERC721. Uses a pinned SchemaStore definition on this PC. Reports JSON pointers and rule violations, added/removed/changed paths and introduced/resolved errors. Up to 100 KB per document; no YAML/TOML parsing or deployment/security guarantee. 0.01 USDC includes one two-document change audit.","url":"https://market.datapackvibe.com/x402/assistant-schema-ethereum-erc721-0e3a1350-changes?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"after":{"default":{"agent_market_example":true},"description":"JSON value to validate; maximum 100 KB, 32 levels."},"before":{"default":{},"description":"JSON value to validate; maximum 100 KB, 32 levels."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_0zABGkEk7E0MJYOpmo8uP","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Audits JSON changes against the Ethereum ERC721 SchemaStore definition, reporting added/removed/changed paths and introduced/resolved validation errors between two documents.","exampleAgentPrompt":"Can you audit my ERC721 JSON config change — here's the before document and the after document — and tell me what paths were added, removed, or changed and whether any new schema violations were introduced?","exampleUseCases":[{"title":"Validate ERC721 metadata before publishing","prompt":"I'm about to update my ERC721 token metadata JSON. Here's the current version and the new version I want to publish — can you check what changed and flag any schema rule violations the new version introduces?"},{"title":"Catch regression in ERC721 config update","prompt":"We pushed an update to our ERC721 contract config JSON and I want to make sure we didn't accidentally remove any required fields or break schema compliance — compare this before and after JSON and list all errors introduced."},{"title":"Review team's ERC721 schema PR changes","prompt":"A teammate submitted a pull request changing our ERC721 JSON definition. Can you audit the before and after versions and give me a full report of added, removed, and changed JSON paths plus any new or resolved schema violations?"}],"resultDescription":"Returns a structured audit report detailing JSON pointer-level differences (added, removed, changed paths) between the before and after documents, along with a list of schema rule violations introduced or resolved, based on the pinned Ethereum ERC721 SchemaStore definition.","failureModes":["Document exceeds 100 KB limit — request rejected","JSON nesting deeper than 32 levels — parsing refused","Malformed JSON input — validation cannot proceed","YAML or TOML input provided instead of JSON — not supported","Network or payment processing failure — no result returned"],"whenToPreferThis":"Choose this endpoint when you specifically need to validate JSON changes against the Ethereum ERC721 SchemaStore definition, want a before/after diff with schema-aware error attribution, and need to identify exactly which JSON paths introduced or resolved compliance violations. It is not a general JSON differ or a security/deployment auditor.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-19T19:09:12.809Z","isFirstParty":false,"canonicalSlug":"change-audit-ethereum-erc721-json-schema-validator-2a74c8c0"}