Для моего кода выглядит следующем образом
var takeid = JSON.parse(UrlFetchApp.fetch(url, options));
console.log(takeid);
"{ HTP: { value: 0, diff: '65 → 65' },
ORE: { value: 8.04, diff: '907.51 → 915.55' },
RE: { value: 8.32, diff: '942.67 → 951' },
WN6: { value: 11, diff: '889.13 → 900.13' },
WN7: { value: 11, diff: '889.13 → 900.13' },
WN8: { value: 20, diff: '1078 → 1098' },
WN8KTTC: { value: 4, diff: '862 → 866' },
BRON: { value: 70.76, diff: '3602.5 → 3673.27' },
XVM: { value: 0.66, diff: '39.42 → 40.08' },
WG: { value: 83, diff: '5622 → 5705' },
PW: { value: 0.19, diff: '48.88 → 49.07' },
DMG: { value: 15.41, diff: '1057.96 → 1073.37' },
TNK: { value: 4.74, diff: '1141.5 → 1146.24' },
EAV: { value: 7, diff: '556 → 563' },
SPT: { value: 0.01, diff: '1.05 → 1.06' },
DST: { value: 0.01, diff: '0.66 → 0.66' },
CPT: { value: 0.01, diff: '0.71 → 0.71' },
DEF: { value: 0, diff: '0.46 → 0.45' },
LIV: { value: 0.04, diff: '21.93 → 21.96' },
KDES: { value: 0.01, diff: '0.84 → 0.85' } }"
console.log(takeid.HTP);
"{ value: 0, diff: '65 → 65' }"
console.log(takeid.HTP.value);
"0"