{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136281578",
    "entityType": "User",
    "nonce": "0x24532142340754be9c1a794d9587ae4d0c2e0428294067542e013a88b50e453b",
    "signature": "0x4530d12cc1a4daad747defc7b07492deaffd3d323e454d2a48840b1ebbac402a15ac291eecc23a70e28e11de86be87ae884af27b106883cc72da6bee2dbaa6a81c",
    "signer": "0xa22176a11BF6703EFe39D488aA7cC06aa781C44A",
    "userId": "633924738"
  }
}