bug in polyline

[adhil-bit]

{
"source": "google",
"polyline": "q}xCumvpI?A????????BF????????BD????????GC????????E?????????QA????????Y]????????q@wA????????{AmC????????a@eA????????W_A????????YE????????ZrA????????lAnB????????n@A????????\rB????????[j@????????{@z????????eBz@????????BpA????????cBxA????????mAA????????OD????????@b????????@h????????oAG????????aBcA????????}AqB????????eB}B????????sBaC????????cCeC????????qCkC????????_DoC????????eDuC????????gDoC????????sDwC????????oDoC????????mDkB????????yDiA????????_Em@????????}DG????????uDR????????mDl@????????aDA????????oDnA????????qDlA????????kDnA????????gDnA????????cDlA????????eDlA????????oDjA????????qDfA????????kDl@????????kDD????????mDG????????uDD????????uDD????????cDQ????????gB[????????s@K????????i@G????????s@M????????o@O????????cAg@????????[oA????????d@sA????????~@cb????????z@oB????????x@qB????????bAgC????????lAmC????????AuB????????jAeC????????rAsC????????nAoC????????jAeC????????jAgC????????~AqD????????rA}C????????nAsC????????jAkC????????lAiC????????nAqC????????tAwC????????xAaD????????AoD????????bBqD????????bBqD????????bBsD????????bByD????????hBwD????????fBsD????????bBmD????????|AiD????????xAkD????????@sd????????f@}D????????HiE????????MiE????????BmE????????n@qE????????hA}D????????nAeD????????hA{C????????lAyC????????pA_D????????pAeD????????nAaD????????jAyC????????lAcD????????pAmD????????rAiD????????nAcD????????jA}C????????hA{C????????hAwC????????jA}C????????jA_D????????nAeD????????zAwD????????~AcE????????nAeD????????p@B????????jAI????????|@b@????????Xn@????????Sh@????????@o????????e@[????????[I????????O|@????????H?????????J????????https://github.com/g"
}
and my got error like {
"error": "either polyline or path must be specified"
}