{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69410",
    "entityType": "User",
    "nonce": "0xb5ff2605dfb3451c58c85fba04a3418029959fd43f4bf9ebf2390c00479d23a5",
    "signature": "0xa1e4bd777fe0f4da89e7676061063969f2a899aadda56ad1b928d434a781f9aa1d6e6a4a9c773c7084e1fc9ea2bc619122bd038bfbc395b7f2e9d2fae6ae62451c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}