{
  "manageEntity": {
    "action": "Create",
    "entityId": "1754460170",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"Dope👌 \",\"entity_id\":449928615,\"track_timestamp_s\":45}}",
    "nonce": "0x99665569e9b11163bf358f6cccfff926a604ae03194caa57453789ab05b4a528",
    "signature": "0x9e30d3903f64c37bede58af19112129c9df8e1aa3428fe044df4a7dffdb08b2b23891760d220b0194744fa29e11b75c8d9e9a389af674e78459d6ace4e2a973b1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}