{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "405179",
    "entityType": "User",
    "nonce": "0xd320d9ebfd9b606161b058a05dc6c7184852df293b12bca48e2d91e700651cf7",
    "signature": "0xb10057fdcae1e8c7aaeb6ec6c71fdf0fc042be4cf6eeeeadafef2361c2025d9d4ec26bc5615dcafd159db2a55a0143801d14beb96648375a64f47edd7d9bcecc1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}