{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "707937",
    "entityType": "User",
    "nonce": "0x234cb73d54b311b8b448de81154d430e9117ffcae30f1322c6ef280d0da1e8b5",
    "signature": "0x61ac3adddf510cdf717d52c8ea1540dbbe901243817f0c903b833049db356bb647b18299249d79e29ee3aec1c24b80f764496f0fcb8b0e28017ca612ab12128d1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}