{
  "manageEntity": {
    "action": "Create",
    "entityId": "1739417939",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"Cool\",\"entity_id\":595950}}",
    "nonce": "0x25f96dfb919d3c7ce58512b7382ffa474b8fdf5c43a9fa100fcf57711222f67d",
    "signature": "0x75e57e22b10101e4cfd02766aca7c0883862015eb058c91effab6b44f2ef11231533c2c02b8508ac86f42b4ba557cadca3bc26bde09d6524f8eb135b4dba9cc31c",
    "signer": "0xD569dBf70E589bE307C1c42057A3f62906e44b3C",
    "userId": "747878110"
  }
}