(BODYSTRUCTURE (("image" "png" ("name" "blueball.png") NIL NIL "base64" 1816 NIL ("attachment" ("filename" "blueball.png")) NIL NIL)("image" "png" ("name" "redball.png") NIL NIL "base64" 1992 NIL ("attachment" ("filename" "redball.png")) NIL NIL) "mixed" ("boundary" "----=_NextPart_000_0004_01BFC037.28F2FA90") NIL NIL NIL))