{
  "manageEntity": {
    "action": "Repost",
    "entityId": "412458",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8b668832155aa2ecece7912542e56db3190c637be8b521d277924664d24c7d33",
    "signature": "0xefc60d2dd7c2b20cc9dc058007ebc7b7d7c2a8619ddd0a1e56c5cdb918f6f2d82e706636e28cd5b7fbca70f7d3dd5167e50feb08d5bd0499df51ea3fb3247a1f1b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}