{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "774582",
    "entityType": "User",
    "nonce": "0x2ba3789c951dd41dc350fb40c58aef1c8b0c0b182e14c7946d8115ea67d78e8d",
    "signature": "0x1a8eec191f82296237157d5fb86c868e707c2040ce87cb5ba222953b2f4b6bc4588184c13022fce4b0402d20eb439c017a1f9c1ea9157fbe0f40ba27a21a1b581c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}