{
  "manageEntity": {
    "action": "Repost",
    "entityId": "578144007",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcef380f46c3c669e7ab07d45ec8fe88382e664ee7a1aaa805083e20cf0591c5e",
    "signature": "0x46ca716a197682dca1f2c6ee76f1467b2fe9ff121273a17ad4985b1b50f145d95ab4d1031033ffeeefe39be7f51f37ee53296eb29e8f44bff0913a7a3ae062a61c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}