{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xa14330033146776360ffc0f433d5a99790d33f60e075857e67ceaef7ecc80121",
    "signature": "0x22f470a03f610ec48370b8b87ff52de6101c3a7ba3c4e075d2a1e48880953ea9166a21fcd2a452def2e65b16677e87fc9a02ef38a00966dfc2de07b08484d54e1c",
    "signer": "0xf0FB6Ee8Ad56eA2e147d118ecaa4eB46cf03b448",
    "userId": "831640099"
  }
}