{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0x8d331fb9db44b79e98fb5c1da5d4352b0ad8e71a4a6294023aa3ebd79d419b67",
    "signature": "0x84dcbd889de8f83c5784335555e312adde3696960a22e2d9205ce8bf317633a73745381d9e8aeba5d68c4135830eb95f20fe3df0d6936ff2eff0f41badada7a61c",
    "signer": "0x126c14BaE0a6a880D9f803b82823727E52213886",
    "userId": "976732389"
  }
}