{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x7cef505302cc673f4518556255aba7cdcb07e84bea3246aeaa4a12a03c433ac6",
    "signature": "0x2ab13f8f939470c06dcc91346ba8914bab79cf141ebfbf7e9e17a879a522bc6657cbe774c913afe5bafd6c58ac7a5fc6d7621c0eb16c97fe844e34b123d6a1241c",
    "signer": "0x995Ca8f2d3956487967aCfd7EA849313C448c3a8",
    "userId": "227564"
  }
}