{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0xe5bbee82ab6dd656f5313255f9ef7104b8c74e25bd1d9af8c901773b1080e1ab",
    "signature": "0x6d7d1de5ab39baa2f9a3722c8d4d65e9a7626fe85ae2356c090dbf7472c17a5662f6802f29d1dc5b7b8e7287ce445093a16ab85b13e2efb46157408f3b1942e41b",
    "signer": "0x2A04Bbd7188b24482Fa0e0CaFDf6Cf5F5c64e4E5",
    "userId": "33865540"
  }
}