import { type AdditionalDataHolder, type BackedModel, type BaseRequestBuilder, type Parsable, type ParseNode, type RequestConfiguration, type RequestInformation, type RequestsMetadata, type SerializationWriter } from '@microsoft/kiota-abstractions';
/**
 * Creates a new instance of the appropriate class based on discriminator value
 * @param parseNode The parse node to use to read the discriminator value and create the object
 * @returns {StartMigrationPostRequestBody}
 */
export declare function createStartMigrationPostRequestBodyFromDiscriminatorValue(parseNode: ParseNode | undefined): ((instance?: Parsable) => Record<string, (node: ParseNode) => void>);
/**
 * The deserialization information for the current model
 * @param StartMigrationPostRequestBody The instance to deserialize into.
 * @returns {Record<string, (node: ParseNode) => void>}
 */
export declare function deserializeIntoStartMigrationPostRequestBody(startMigrationPostRequestBody?: Partial<StartMigrationPostRequestBody> | undefined): Record<string, (node: ParseNode) => void>;
/**
 * Serializes information the current object
 * @param isSerializingDerivedType A boolean indicating whether the serialization is for a derived type.
 * @param StartMigrationPostRequestBody The instance to serialize from.
 * @param writer Serialization writer to use to serialize this model
 */
export declare function serializeStartMigrationPostRequestBody(writer: SerializationWriter, startMigrationPostRequestBody?: Partial<StartMigrationPostRequestBody> | undefined | null, isSerializingDerivedType?: boolean): void;
export interface StartMigrationPostRequestBody extends AdditionalDataHolder, BackedModel, Parsable {
    /**
     * Stores model information.
     */
    backingStoreEnabled?: boolean | null;
    /**
     * The conversationCreationDateTime property
     */
    conversationCreationDateTime?: Date | null;
}
/**
 * Provides operations to call the startMigration method.
 */
export interface StartMigrationRequestBuilder extends BaseRequestBuilder<StartMigrationRequestBuilder> {
    /**
     * Start the migration of external messages by enabling migration mode in an existing channel. Import operations were limited to newly created standard channels that were in an empty state. For more information, see Import third-party platform messages to Teams using Microsoft Graph. Users are also allowed to define a minimum timestamp for content to be migrated, allowing them to import messages from the past. The provided timestamp must be older than the current createdDateTime for a channel. The provided timestamp is used to replace the existing createdDateTime of the channel. This API supportes the following channel types.
     * @param body The request body
     * @param requestConfiguration Configuration for the request such as headers, query parameters, and middleware options.
     * @throws {ODataError} error when the service returns a 4XX or 5XX status code
     * @see {@link https://learn.microsoft.com/graph/api/channel-startmigration?view=graph-rest-1.0|Find more info here}
     */
    post(body: StartMigrationPostRequestBody, requestConfiguration?: RequestConfiguration<object> | undefined): Promise<void>;
    /**
     * Start the migration of external messages by enabling migration mode in an existing channel. Import operations were limited to newly created standard channels that were in an empty state. For more information, see Import third-party platform messages to Teams using Microsoft Graph. Users are also allowed to define a minimum timestamp for content to be migrated, allowing them to import messages from the past. The provided timestamp must be older than the current createdDateTime for a channel. The provided timestamp is used to replace the existing createdDateTime of the channel. This API supportes the following channel types.
     * @param body The request body
     * @param requestConfiguration Configuration for the request such as headers, query parameters, and middleware options.
     * @returns {RequestInformation}
     */
    toPostRequestInformation(body: StartMigrationPostRequestBody, requestConfiguration?: RequestConfiguration<object> | undefined): RequestInformation;
}
/**
 * Uri template for the request builder.
 */
export declare const StartMigrationRequestBuilderUriTemplate = "{+baseurl}/teams/{team%2Did}/primaryChannel/startMigration";
/**
 * Metadata for all the requests in the request builder.
 */
export declare const StartMigrationRequestBuilderRequestsMetadata: RequestsMetadata;
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