{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "906184213",
    "entityType": "User",
    "nonce": "0x9823141d22b288d90faf743ca011705654f90c553ba5a866081b902e6d6e4dae",
    "signature": "0xbe1842ea95f2b0759c71d023ffd3e848a4c38665972e8c170afe3eb1a9892b6c646b1698be701e9320df5d5f6b4f714b0a3714adbd3410cd5e808b3a490dafbf1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}