{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x45efe58209f4e071ca50cb5e785899d69622a3bbee701b4e6b96684a44769f78",
    "signature": "0x6a4b55875c2ea6db5616d7a945c82d9dd7d869e36d51793c44bf4ce70eea914f17d673c61183050c7d724d1a3f9c95efd5f2640ebcbf17a0c992fadb334b10e81c",
    "signer": "0x3939e302479fE0F42271820cd8E0b44A47273209",
    "userId": "540529323"
  }
}