{
  "manageEntity": {
    "action": "Repost",
    "entityId": "458877404",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x183e7680542386926fea2cbca1ae73fb79595e5fb1895add4395a51c0d38e9a1",
    "signature": "0xcd90aef40c9697b3673492d240840378cdf039e9802f0561c24a81001577623c4e6785552b9f66389cd69e8ea2391095e9b11c4740e3273179b0810acaee9fcc1b",
    "signer": "0x0168976438910D2f5330323a0d0141Fb4Af95032",
    "userId": "317847"
  }
}