{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "228434",
    "entityType": "User",
    "nonce": "0x8abf8784d938ce0a8c6defc333bffeeb5cfae915d2b53b6b008a4f287e08aaef",
    "signature": "0x9e7be25643ae4363d99882fffc2047afba0e8780646bf9427bcf7040dec908cf2f5619ef897673baee204c22139da223efd91d2363567f3119be34eb50a62bbd1c",
    "signer": "0x64843180f72F2717eFF4639cfCEF6a0a9872D02D",
    "userId": "701604249"
  }
}