{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1248544640",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8f8b90c15da44451b59aa88a33c86c816bff43da4f3090520d7c85ae1cad4adb",
    "signature": "0x9291affc94ae7bf3f14e9380f59975dbacce7032e3c1bc060f77c11d2a530494408c1abe2bc6de702ee66821c505986b3e52e8c10465f1bfd8acf6e613b4f4091b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}