{
  "manageEntity": {
    "action": "Repost",
    "entityId": "126456268",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe1d6c38bb3a6eb137ec72d090701ed50a4d56756bd363d9f14733017bd4d9865",
    "signature": "0x31c512c1bdff442bc073251c2e310602d42feec0d4c703f650e4326b869174072762aafba413ae1a48d2c66b3b634b5d7b15a1c512e902baba8d43a8050616681b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}