{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x7bfe985da4bb71350e9cdb35f9c1b39e92a4e24cf77f804ca6c791ad86c73ced",
    "signature": "0x1a7f4e9a33e5f05dabc82735f345a27d5b72b5a199ffe6d6616c077d4bdac1525b998a00b5a624cb996ba26462986dec4cedecdeeb2f105fea29221bde5920711c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}