{
  "manageEntity": {
    "action": "Create",
    "entityId": "1211059818",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"cover_art_sizes\":\"baeaaaiqsebmj3mas5wgnim3w3jcc27w5x7bkde7xgvhuqxrbjahd6km4cyykw\",\"description\":\"Small Fires\",\"duration\":268,\"genre\":\"Rock\",\"mood\":\"Other\",\"orig_file_cid\":\"baeaaaiqsecgtlvl7chlzt3j6alil7pjsfhsyv6xzltkaua5le7yql5jefxy2k\",\"orig_filename\":\"03-small-fires.mp3\",\"owner_id\":850116073,\"tags\":\"ballad,brevos,piano,you-and-love-and-i\",\"title\":\"Small Fires\",\"track_cid\":\"baeaaaiqsedagfp77buiyehr6nefjmotn2zn5wfofnm5ekrlzua2st5solr6q4\"}}",
    "nonce": "1792320540364755226",
    "signature": "0x0d691a69237c63cc4cfc3df5d8bc358d50e098449a809cce701998bb118ed13e0c819793df726c9757c7bf5c76dafc3170491b9baadb08a8a59099c4ec0857ea1c",
    "signer": "0x7d853670b15a2150BFfd80b516C26EEd400f695a",
    "userId": "850116073"
  }
}