{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62564",
    "entityType": "User",
    "nonce": "0x260eee8078eb24e8778e24553f6aaacd891aa93d4ce786f3098a3fe55e3a9513",
    "signature": "0x0a97274efdf0a4d492d8cef863d9ddb9f79e4fd055ea0e4e435ac1565b858ace7f8bf6a68b287716acb53a74445653b1691982a12aad2ef434d3dad6eef209861c",
    "signer": "0xF7628Ea36C0C266E289b7538b033fB949A6C31ff",
    "userId": "386745392"
  }
}