{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2655",
    "entityType": "User",
    "nonce": "0x08e3c118e3fc10765653b34306c3cd2f809178de2483fdf713f05eecccfa6255",
    "signature": "0x32f649f2d1b7df3cabbf40c55d34455d5b36f1187b461ee74b8d1387d5537bfc295c1f1fb4e4ff4293846c85c5fb763096e1182f56b378d3e898dcb32f6740941c",
    "signer": "0xF7DBe9b843E977E69B3b4D2f71522339fe129359",
    "userId": "624790304"
  }
}