{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x8afb61780e50341b30da99fb0c2d28ba5ef93245abf4d67f7e9d0eba60a569c8",
    "signature": "0x7c9e01ae6ff9e88b55ee31e1c60c953ff94fb94ebda5d4fc6d0343575606ca22144885e4d321639d74483a11462f4a9303ac0fa53171caf59b4a6df1904f53d91b",
    "signer": "0x4b1189bC8Aee2eb6CeD0578e2f69157Ae9DeC090",
    "userId": "67696412"
  }
}