{
  "manageEntity": {
    "action": "Repost",
    "entityId": "91123",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x29e800ada2bc98e7d7b27851adcd47eb2abed61224dba7fa5150130808a495ec",
    "signature": "0xdf635c46c88eb940006ab32912eb459b52364389be098b15200b376dd92aca931904a42577da81f33f136b92dd603b260ef623fc89dcb791246b2e76e9d0e9741c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}