{
  "manageEntity": {
    "action": "Create",
    "entityId": "1193841328",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"cover_art_sizes\":\"baeaaaiqseag5gq5y6trw25poa4krdqlskyqdasnmorngvuk3bc3n7mjtkl5wq\",\"description\":\"Endless Horizons\",\"duration\":298,\"genre\":\"Rock\",\"mood\":\"Other\",\"orig_file_cid\":\"baeaaaiqsecoilaxgsbqgjfe4x4ebog7gilunvzydjzgv2q2f74s4y3xlof4v6\",\"orig_filename\":\"10-endless-horizons.mp3\",\"owner_id\":850116073,\"tags\":\"brevos,welted-woman\",\"title\":\"Endless Horizons\",\"track_cid\":\"baeaaaiqsecz5kafr6pvzmowq7wnhndunvosy6u63reo2iaana5mna3get4vio\"}}",
    "nonce": "1792439283472285580",
    "signature": "0x693270c5c130eb3e8358ea0b8533691f286170d9e43ba1a1724003c09569f4904a5e72994f196ba9217f2dc99169b7f1592d47b6dacb3c0376596fa732f100a51b",
    "signer": "0x7d853670b15a2150BFfd80b516C26EEd400f695a",
    "userId": "850116073"
  }
}