{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "22766",
    "entityType": "User",
    "nonce": "0x4c77c6053ebf394a5016f6ba98a81556e99e536583e3946dc1ac06af1d710a57",
    "signature": "0xaf44dc640579c7292a8154f12f9b5d4e297bb12941993263ad5c1798b1cab34405b611810683047b0c2041bfef8f4d4bcc95d74674fbcd9e9859f7c3f0a343291c",
    "signer": "0xcF7E6c02DA882ce2DA8a97BE0e9eE2c8c33C2675",
    "userId": "681323125"
  }
}