{"status":"active","createdAt":1781479464400,"expiresAt":null,"artistName":"mint-back emd","mintMetadata":{"mintId":"creator-artifact-2026-fmet","title":"test","song":"test","artist":"mint-back emd","mintDate":"2026-06-14","mintedAt":"2026-06-14T23:21:25.949Z","description":"SpinStream artifact record\ntitle: test\nartist: mint-back emd\nmint_id: creator-artifact-2026-fmet\nmint_date: 2026-06-14\ntype: master\ntags: master\ncanonical_url: pending\nmedia_roles: surface_background:image-owner, audio:not-included, vinyl_surface:not-included, hero:creator","machineDescriptionAppendix":"machine_record:\ntype: master\nartist: mint-back emd\ntitle: test\nmint_id: creator-artifact-2026-fmet\nmint_date: 2026-06-14\nmedia: surface_background:image-owner, audio:not-included, vinyl:not-included\ntoggles: message:on, mp3:off, spin:on, details:off\nplus: action_button:off, proof_button:off, bottom_links:off\nseal_readiness: metadata-ready\nartifact_hash: 6ab251e9f37dfd17aff9239624584ab3a2961935e5fae0e5d529a0dacabb65b1","type":"master","tags":["master"],"creatorMode":"pure"},"assetRoles":{"cover":"assets/cover.png","backgroundImage":"assets/surfaceBackground.png"},"finalUrl":"https://spinstream.xyz/finals/mint-back_emd_creator-artifact-2026-fmet/","ledgerOk":true,"ledgerChain":"polygon","ledgerChainId":"137","artifactHash":"0xde4cb54180669d6ea19d9c4a648dde98e647806ae9180518fb1c839811523da3","txHash":"0xab285320976827ca546b46aee62750a68fce9366d6db60c5ed0aeff6250caec8","blockNumber":88516318,"contractAddress":"0xF03e4CfdeaFe769393B29Fe85756cB0546022924","signer":"0xE0Ac5bD8AE02b43BaE5bDa09a816E42b55c0c3c7","ledgerTimestamp":null,"ledgerError":null}