{
  "manageEntity": {
    "action": "Create",
    "entityId": "429797069",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"cover_art_sizes\":\"baeaaaiqsecxzunp3fgcqb2umky65muuofdhzcmfalye4vqmlnfuu3sucdgnng\",\"description\":\"Lullaby of the Little Alarm Clock\",\"duration\":220,\"genre\":\"Jazz\",\"mood\":\"Other\",\"orig_file_cid\":\"baeaaaiqsecqgm6m2mlsf2jtckjrsdlxbeftspmsqlbk664bc7eru7j7fqmzjq\",\"orig_filename\":\"01-lullaby-of-the-little-alarm-clock.mp3\",\"owner_id\":850116073,\"tags\":\"brevos,children-are-so-much-fun,jazz\",\"title\":\"Lullaby of the Little Alarm Clock\",\"track_cid\":\"baeaaaiqsed5mdxfixgzqekabi35bex354r7fmjdvszu7jxwd7kdfxtxsfetmw\"}}",
    "nonce": "1792429212921083479",
    "signature": "0x488757fff106e541d64bd045fa01f2d8f3bb1aebf9521dabb7afbfa5de18bb2c6a3a70db1f8307ec31523b2e924f73bd81e3b0982b7a17c4007b2fe4aa9731b71c",
    "signer": "0x7d853670b15a2150BFfd80b516C26EEd400f695a",
    "userId": "850116073"
  }
}