Github: https://github.com/elastic/elasticsearch-net
    官方文档: https://www.elastic.co/guide/en/elasticsearch/client/net-api/current/introduction.html

    1. using Elastic.Transport.Products.Elasticsearch;
    2. using System.Collections.Generic;
    3. using System.Text.Json.Serialization;
    5. #nullable restore
    6. namespace Elastic.Clients.Elasticsearch
    7. {
    8.     public sealed partial class GetResponse<TDocument> : ElasticsearchResponseBase
    9.     {
    10.         [JsonInclude]
    11.         [JsonPropertyName("fields")]
    12.         public Elastic.Clients.Elasticsearch.FieldValues? Fields { get; init; }
    14.         [JsonInclude]
    15.         [JsonPropertyName("found")]
    16.         public bool Found { get; init; }
    18.         [JsonInclude]
    19.         [JsonPropertyName("_id")]
    20.         public string Id { get; init; }
    22.         [JsonInclude]
    23.         [JsonPropertyName("_index")]
    24.         public string Index { get; init; }
    26.         [JsonInclude]
    27.         [JsonPropertyName("_primary_term")]
    28.         public long? PrimaryTerm { get; init; }
    30.         [JsonInclude]
    31.         [JsonPropertyName("_routing")]
    32.         public string? Routing { get; init; }
    34.         [JsonInclude]
    35.         [JsonPropertyName("_seq_no")]
    36.         public long? SeqNo { get; init; }
    38.         [JsonInclude]
    39.         [JsonPropertyName("_source")]
    40.         [SourceConverter]
    41.         public TDocument? Source { get; init; }
    43.         [JsonInclude]
    44.         [JsonPropertyName("_version")]
    45.         public long? Version { get; init; }
    46.     }
    47. }