{
  "manageEntity": {
    "action": "Repost",
    "entityId": "257461965",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x607d9f40cb8c8d14b10527f8cd67ec5b2929f8b2829b9ed1719c0a7acdd00a04",
    "signature": "0xd39dc206555e187c698cbebd58f48001b548386a597bb903e0c84a1226b9eab450196612a975026032c7f2166d08fea8e02f85ebda313676fc929cf211203c781b",
    "signer": "0xc90839A5D830Cd5fBe0a79382b86F5178Ca98234",
    "userId": "617114289"
  }
}