{
  "manageEntity": {
    "action": "Repost",
    "entityId": "222445",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6738543f45c332eb3a6ae3e1a5dc77353161c5abf74c483735c47a3ef902cb0c",
    "signature": "0xf279cf228aaa8b8598ba69c53ec7a2f7429130b16c60c148263aada739ed9d8e0c8adc66be7becfce5ae7e5a5ca8ffa961b68d7204b4d0ef1a662912258e0f511b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}