{
  "manageEntity": {
    "action": "Repost",
    "entityId": "878499597",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd71dddb18cad0930f1de58ff6406c2f40031a83e9d7659e38c24e0c3d128193d",
    "signature": "0xdfaf2602747f174ad5b128c524a7dd1f88e21954484e75c40ae452fa1384fd1c32c1bc2b2e3f7c1ad42e9cae7c01520797a8e2ab3d51d3e670e8c3397c4cee171b",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}