{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944077,-0.329724,0.000000,0.000000,0.184378,-0.527919,0.829039,0.000000,-0.272778,0.781027,0.561773,0.000000,-1741655.094171,4986770.598149,3562841.288213,1],    "boundingVolume": {    "region": [1.906750,0.596489,1.906865,0.596564,0.000000,7.845774]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/15/8_194641.b3dm"}}}