{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "995293503",
    "entityType": "User",
    "nonce": "0x25e9c9dfec0812381bd77548637d37616715424e5d441a4738d8223c6bd2c84a",
    "signature": "0x63cdadb6f709a70e7682792bd8c381ad0b9fd1f548df71ecd12a97f253ea2dfb09322bfbc192941adb2af23195801cd9d4999e5cb19a47c471a967004453d8e41c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}