{
  "manageEntity": {
    "action": "Create",
    "entityId": "1157906837",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"user_id\":159829462,\"track_id\":1436238155,\"body\":\"Amazing music\",\"track_timestamp_s\":153,\"mentions\":[],\"current_sort\":\"top\",\"new_id\":1157906837,\"entity_id\":1436238155,\"comment_id\":1157906837}}",
    "nonce": "0x2f43589c31bedf99e61df6585cacedb9d62eb1964340ff4900e53d75a60179b0",
    "signature": "0x7adefd85389d10265f6147998dc3490a9d915cfa125c089701af87fe383b68c77714886c452f8786d6003c20583ef33e8ba276af09babacf7608ef26a6b439691b",
    "signer": "0x6DfABf2ea676f5AfD29177c90F834b6E52B1c67B",
    "userId": "159829462"
  }
}