{
  "manageEntity": {
    "action": "Repost",
    "entityId": "671893",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x77e746117cda90021f75b4101980a318d4e09bf266125846c2128e2bf76c3c82",
    "signature": "0x97bfd6fcf693d24c3bfcc41ca4bce37c02c467bf340ee9db67751d5981822ddb2e43e3bad4196b786049aaa9d84bbd2b059c61228086c36d3894ae39741d9be61c",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}