{
  "manageEntity": {
    "action": "Create",
    "entityId": "1087164196",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1087164196,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Pop\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Romantic\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"algorithm border \",\"duration\":274,\"audio_upload_id\":\"1a73c78551f71a7c0ee9effd37be0843\",\"track_cid\":\"baeaaaiqseavxffs3cfy4wv67afph6kadb3rjwsnkqpt7ahs4b7fkypjz2pelu\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseczbw3pr7ktscc7rqi43wwyprazqf4mjtqcgsmxjps5dehcthstbw\",\"orig_filename\":\"algorithm-border 2.0.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":87,\"is_custom_bpm\":false,\"musical_key\":\"E minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":1931557,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebalkfcdqn4xye264jxeqkflnqf5ch5xpidkarnbl3k27cmuwihd4\"}}",
    "nonce": "0x026b99258de59a451cd15acfeb08c762d0dc653149e4a4571cfad19db2caf9b7",
    "signature": "0x27372452663b037354a364d533d6e80a92a123d90e9094849b06db0299d9517d38dde9a8091f1ce65d95af359cfbbdb0619b0d4aef1f4d08a26fd46a8d57c7581b",
    "signer": "0x66C0920dcA0b918ab7d0c1A5d2251fa05C75EBBC",
    "userId": "1931557"
  }
}