{
  "manageEntity": {
    "action": "Create",
    "entityId": "20148962",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"🪩🪩🪩\",\"entity_id\":135423381,\"track_timestamp_s\":18}}",
    "nonce": "0x8324a16109399b92330008db377f5f4cc89d1aafd7b14aa2a120df5942bd76e9",
    "signature": "0xaaa317f5f9f74af7d485c4200a891969fc09f69f7040ff475bd030cfefe4ddcf3dcc60f00f2a0a3555b05ffdc95fdde5ca09820d36344580f704ae63fd1d59fb1c",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}