{
  "manageEntity": {
    "action": "Repost",
    "entityId": "504493",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x84726a4592201d23851b127743970587971d9cdcdd6fab2d47a3069d6e8dbcc5",
    "signature": "0xd68d250078a758461c82ba4a109a8fed0ec56db5883b87c1952553b719f183cf74398e33a8dc128af6efb2494c6b312a89019a5198c79bc3b95573751e375a6c1b",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}