{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "868248368",
    "entityType": "User",
    "nonce": "0x559683e0e3eeff6766630d1bec53cfcd92fea1231143fbf4da935e3ce15f5f86",
    "signature": "0xb0043a31a57eef6897ee8ab33d1629ec12b7ac1e9a6d6c9d86d5e8befbd733480c847966ba077b5f67c462092f38910281cfd2a696c38326e4c6c927f68b21871b",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}