SwiftDocCHTTPBodyStructureHTTPBodyDocumentation about the payload body of an HTTP request.struct HTTPBodyTopicsInitializersinit(mediaType: String?, contents: [any Markup], parameters: [HTTPParameter], symbol: SymbolGraph.Symbol?)Initialize a value to describe documentation about a payload body for an HTTP request symbol.Instance Propertiesvar contents: [any Markup]The content that describe the body.var mediaType: String?The media type of the body.var parameters: [HTTPParameter]The parameters passed in the body when the body is a multipart or url-encoded form.var symbol: SymbolGraph.Symbol?The symbol graph symbol representing this body.