{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "167962",
    "entityType": "User",
    "nonce": "0x38b9dbdfece9828da10ce1e942ebfcffce3b62db69268c099a6cfed2c5e5b439",
    "signature": "0xb428ca5845a0d224f29794f83e90e51bd05171633689b68477c7ea8bcc0e2e10204bfd2a3e8f92efd37a6d3efb6627a90dfd5a30155125854f010b7feea07af51b",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}