{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "906222947",
    "entityType": "User",
    "nonce": "0xeeba15dc7acf8c73c3450dde34973b05a84a0a85b8114bba0de65ea8ab51efa6",
    "signature": "0xdccfda667fcd7ce0985a64d5e05626b1b4c23b0d21af42c98d15c5f8aa76d2657e903cecafd017e1403a65d0193f196d59dcab0e8b559847326ff5d742b615e41c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}