{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1458125936",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9376d1fc3d5b284bb7da7d46f4139e956b4ee7d0a8cafcda91c9b2b616a4d0b0",
    "signature": "0x5090ba9236e8c2d95509d06a4dcf885b1b8ad052876a14f1d7d38004e8c51e8057bc6c947116b84de3c90afb93333560b39183a3808574397b2a313dc07bfc861c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}