{
  "manageEntity": {
    "action": "Create",
    "entityId": "1290730362",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"cover_art_sizes\":\"baeaaaiqsec6nukq5mhk74pqf62ebjmmsdtiidzi2uff2mafrcckupzok2ffpc\",\"description\":\"Storm Inside\",\"duration\":254,\"genre\":\"Funk\",\"mood\":\"Energizing\",\"orig_file_cid\":\"baeaaaiqseb2zjatowluvyudeyf6ggsahox34v7cpfxnkpowy3hqlwzoonsj5g\",\"orig_filename\":\"07-storm-inside.mp3\",\"owner_id\":850116073,\"tags\":\"brevos,funky-royals\",\"title\":\"Storm Inside\",\"track_cid\":\"baeaaaiqsedt7c4qlefwqja2qldaigayzmjga3khgkzugbpxsklr37m7db3mwk\"}}",
    "nonce": "1792429159129069096",
    "signature": "0x1e5c1957c09e53cffe4d86ee95bb0ccb3bf4f85cc19fdc2f417a11dae53cd5aa0451b7aaba901277b152ec79026c6bd1d78a33f73dc962b3695eefb318bca4f41b",
    "signer": "0x7d853670b15a2150BFfd80b516C26EEd400f695a",
    "userId": "850116073"
  }
}