{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10527",
    "entityType": "User",
    "nonce": "0x62e6b1eb9df7520c4e6a14b25918814018491f85ac5053971777925ff023a600",
    "signature": "0x23a07e19554cb2273beefe4728f1e402564a71eca727ba172c5e3aa75decf3cb1c411917be97212fbc76ff97fbb094f728ee40a0b0f1fe5415a6842de4d296a91c",
    "signer": "0x8ED8606Ab8cF49801aEa2bf8fFD349E9c85bC6a0",
    "userId": "464330844"
  }
}