{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190942",
    "entityType": "User",
    "nonce": "0x6ea95786658fea7f7ed8c7eb05098dc7e6edbd94efbc0ce1deca38abfd759b7c",
    "signature": "0x34120c3922ed960928127e32980dcb61b3251511b37060602559608839ab980223f3043354fdfc14536abac05df58e9873abaf3e9f3e981b135f9438721784c11b",
    "signer": "0x995Ca8f2d3956487967aCfd7EA849313C448c3a8",
    "userId": "227564"
  }
}