{
  "manageEntity": {
    "action": "Repost",
    "entityId": "604275",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x38c145fd0f97cc9640c6279f2f266db2d5faefb8a622f72b7acd43847d4fbcbc",
    "signature": "0x54f72fc79c0b3da76d49f8bf1dfd862bafdf78fb4c3c56b8cb7ae305dc494aea596b83afc80570454cb0b14041dba66de95a3d53aea42ec4b305fab351b6f7281c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}