{
  "manageEntity": {
    "action": "Create",
    "entityId": "51697968",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"sick\",\"entity_id\":1073435898}}",
    "nonce": "0x5c611ad0bc8a48a61067b0c17282ec4e38770dcda6c13347af9d73396b47949b",
    "signature": "0x2416c091065ca30c9eef32d3a6e20f64deb44c5f69f18dfb66325508732e1a1a3a6c809c4be175eca6d5f51e35b01ca8e19c32dfd20161d73dc5976f503dbbd01c",
    "signer": "0x56e1A1DA7e462EAb52B3A45f6605f1bbfe0D1858",
    "userId": "301637"
  }
}