{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48340",
    "entityType": "User",
    "nonce": "0x5a42409525a821d909c43b2a04f4fa6e9a35f4b7b7ce5e0b41310391a0acd1c7",
    "signature": "0x625e08bb0b00b4ea100c2178760a9e76f9fe27da1cb901bd15f4e5f8409db45c55829d04dbd2f97e7e3932f88cdb3c01ce470d3153761639fcd1b07daa961bcf1b",
    "signer": "0x6bFdA7F67147F3B5a1029c91BF1574cC86EC9e5F",
    "userId": "696810334"
  }
}