{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58138",
    "entityType": "User",
    "nonce": "0xfa813a7d9c7cbea4b5771dc2b49f2f1c878a6a7fbc97aaa8116e348f4ff6fd60",
    "signature": "0x9283d9a543a38628f7a1d6c47bfbd4b29404f6ebf56c586140e76eeb0bff172400359b7ff54cd27bc2a060b895c6582a5497035f48c950d9ae65f43763f8158c1c",
    "signer": "0xF2c19977A72e7f63bBbD9063748E52c002b22f6b",
    "userId": "957488166"
  }
}