{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948867,-0.315676,0.000000,0.000000,0.176485,-0.530484,0.829120,0.000000,-0.261182,0.785067,0.561653,0.000000,-1667615.899614,5012559.732506,3562080.875531,1],    "boundingVolume": {    "region": [1.891897,0.596329,1.892034,0.596435,0.000000,8.818306]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_1056103.b3dm"}}}