{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "133745",
    "entityType": "User",
    "nonce": "0x41188eae5f1ec8ae16213e8a58dc72b5723a26fe4a68ce646b9cd162e7633bde",
    "signature": "0xa0b3df2d2c4ab32769e778641a616a6c3de1885e18a9c262562e41729e4e508b6ed8d5e230be8be16dfa802faf6fee148aa3a270926c38d729a6dc897461b7d31b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}