<PackageReference Include="Relativity.Server.Infrastructure.SDK" Version="5000.1.1" />

Relativity.Infrastructure.V1.Shared.Models.SearchProviderCondition

Represents the parameters used to execute a query through a search provider.
public string Input { get; set; }

Gets or sets a string containing the parameters used for a search provider, which were entered by a user.

public SearchIndexRef SearchIndex { get; set; }

Gets or sets the Artifact ID of the search provider.