{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35820",
    "entityType": "User",
    "nonce": "0x943c92f164f2cd499675494b212ee593bbf90a98f7093222299515aa2aad3413",
    "signature": "0x93e52af863f0b4e147baf19a70764ef8af42dc5bd9f51a26eae9dad2e058877f35f3dda95face93eed2b77cb3d8d3bd8abd87d738d29ffd608e588e18bbd86d91c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}