{
  "manageEntity": {
    "action": "Create",
    "entityId": "680775892",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":680775892,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Trap\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"AIMS - When the Sub Goes Quiet\",\"duration\":176,\"audio_upload_id\":\"0cae153a985c256c115a7bc07b823dba\",\"track_cid\":\"baeaaaiqsedlq66z6jn7vnjlemzkluigjmfzkrpsa3ofbsiqavu34gmlqwlsxa\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseabhy5a5af6z5hopbjpxfdg6n3uzafimg7gjxkkrcwotr3atm2wug\",\"orig_filename\":\"When the Sub Goes Quiet.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":128,\"is_custom_bpm\":false,\"musical_key\":\"B flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":509716406,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsea4znjjhz3g5ymxvtrrnp2x4flx6o2pvo3bzeumsrhycsdxthjf6o\"}}",
    "nonce": "0x38ab35a0cc5a11e2f68e79d552c5706866c71ccc4b24e5dc48c924ca0a12158b",
    "signature": "0x8ac64ebffc00c3d803eda846ea8d4995b8cd5d4c40d461b781df73e24698c3482c4379509ee5d152f89f25c8ae8424ff40a9df9fd60c715322c89b56d2d01ae11c",
    "signer": "0xD1e78d368b6e1BA9c3281E18c08B03ccc78b50EA",
    "userId": "509716406"
  }
}