{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "144284869",
    "entityType": "User",
    "nonce": "0xc41579bd49038ebf5c478f0409d75840a389aacb11a7d29841abb1173cb6cf12",
    "signature": "0xa2c50f76f6aac47c8b46b4638d7468e6dd46e99bf9b2cb3053b78b87a84902c64096a487a943ade909b73382173401a5033d29131bfd51b031be826cb732e6df1c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}