{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58992",
    "entityType": "User",
    "nonce": "0xcd50232505c4561792adc7e8981d2600c8a1e24eb002e1f087d7236d8a90f2ce",
    "signature": "0xb88c962a299ebbd1973c8e85be9ce904531cfcc19aebec923da195d5c77db180051040b6cf678282a0a18a200e9694a300c3285f817e4e66bfc64c0e0a78c57a1c",
    "signer": "0x5aABF607817cf3cD4d866cc396132C82164f784F",
    "userId": "464183022"
  }
}