@interface IMInternalPayloadUtilities : NSObject + (BOOL)writeData:(id)a0 toURL:(id)a1; + (BOOL)writeDataPayloadToDisk:(id)a0 fileName:(id)a1; + (BOOL)writeMessagePayloadToDisk:(id)a0 fileName:(id)a1; + (id)writeMessagePayloadToTemporaryDirectory:(id)a0 fileName:(id)a1; + (BOOL)writePayload:(id)a0 toURL:(id)a1; @end