{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x8375fe23aca388383d52a4bc200b6da935d743535ea127d11af00d1a8b9f3bcb",
    "signature": "0xada9816ceec1e87849098dfce6b58e70b84810773ca6b9b762b3591446862ebd4fd1f7a77d9fc7d55f12726d5d66cafdbfbea85f9934263e9e5c945c408d48921c",
    "signer": "0xdD03ED106abBEF4982159500e32B8602B985a69B",
    "userId": "444965341"
  }
}