{
  "manageEntity": {
    "action": "Repost",
    "entityId": "750405916",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x528aeda13e133822707157a7f79d168b5b8dbe111213d3843b8155199813be17",
    "signature": "0x44c396277d52f2d9e811edf1b62beb220fff91ffa931872369cef72c699861bf6f0d4aaf4ad3e2a611bc46842e8b8d67144c4c82a7c7ee58e774591c6cf17af91b",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}