{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x85cfde3d3679cae87edab398b006682576498c82f2a05c6395e3953917179672",
    "signature": "0xb37b7b76383f2bea6b5ca8e4aa3c455a795589c8605a6f35c8e4e38f5c8d61770dd1c7b4e809f69727af196a54cb2645b92728d7ab168ae77190bb6550127a151c",
    "signer": "0x5b8BFea922d3E94c01D9b58040d1Cb4E8BE244EF",
    "userId": "154085595"
  }
}