{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "459507058",
    "entityType": "User",
    "nonce": "0x8972d87b97a95d22ee605b85f97326347ecfc6c011b2dd47291ffe077a127177",
    "signature": "0x49e8abee7e689942fd808343a751e7b1c743d912583cd38d81080d0ab2f2406c2c38bcb4a6d00838070a562290f6464138b309cd7a5b9383a449a7fe6e77271b1c",
    "signer": "0x0E5E64AF429524C8BFf63b8e92dC2709D672C436",
    "userId": "362390392"
  }
}