{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1121247170",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x545313a3bf058c3230e87a15f59e2769dc029053b6f44a1679fc332fbc4a1de1",
    "signature": "0xcca7bd9bfb308e6c693405b9e9db0b46647a10925f30ded8c724081ef230e8180d5e05511ce98d058e2a808595f79adbeacf36f6cf4f399cd2f01c2c049f27a01b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}