user encodeURIComponent function which is provided from javascript library itself
path =encodeURIComponent("enc:i}cyHdpc@@?L?@bBAZERwHhNw@zBONULXbC}FjAwBh@eGbB[LGJW]gAmB_@w@_@w@_HnLgDrFqAhBSTQDMn@QfAcApF?^B\Rl@z@xAL@IR]RqA\\YF]@c@NcALWPWZeBbBuFdE}D~CuBlAgA~@c@\\OCy@b@eBb@_DpAuDjBw@n@]v@c@tBe@fBWj@k@d@mExByB|@qBpAYFgABc@N}@f@s@l@e@b@_AvA{E|JoAvB_ApAKLaCaH[kBW{CEa@GcBQ}AUuAg@}BsCcKiDgN_AwDmBxAkB
BWm@KoAWQMB")
your_url = https://maps.googleapis.com/maps/api/staticmap?size=600x400&path=${path}&key={API_KEY}