{
  "manageEntity": {
    "action": "Repost",
    "entityId": "289438732",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd4a0f029a74091372d48b89e507888f20fc4fdafa4956ff2d1fabc32a4194fdd",
    "signature": "0x124ed0edcf13ce77627cccec32e127e327c9940aa4549c049429f541744b902a2238c437032fffd10754b749bbdfa9d9d0273cfcefeb39462116a1e04e859b501c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}