{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "395602",
    "entityType": "User",
    "nonce": "0xb6774243baa2f351aef7aa2cbb35be41fce87a2f6017dabdc48c816a2fc4f9ad",
    "signature": "0x8dc262bbf892771ac9216d5dc6ee4b9538997c9b1f60ed6099a0dad363fd9b1557cba166669ab1a25fd439656cd22b1b6e806061229c653292f63763258353371c",
    "signer": "0x700192Ed1eAF4C3D6E049F3b29D1ce21365e61A6",
    "userId": "980397349"
  }
}