{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58951",
    "entityType": "User",
    "nonce": "0x4b61317314780f60a90ebf401bed152fedb990b5c08b0af5a15596cecfbd8290",
    "signature": "0xb7eda88ea3c9fcb316dc5a0efb31e7aa7015e8a27b4c110ef0093b6a5c70771d731d477e0995f11300ed899d9fabc81877f68b6cbc38df333083de6cef9a71861b",
    "signer": "0xC7D69243b2161915036b32017e4FC8ea02d7faF1",
    "userId": "80378"
  }
}