{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897956,-0.440086,0.000000,0.000000,0.282466,-0.576347,0.766836,0.000000,-0.336538,0.686675,0.644376,0.000000,-2149472.186659,4385803.781082,4088091.524890,1],    "boundingVolume": {    "region": [2.026427,0.700173,2.026554,0.700242,0.000000,16.563189]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/1_883706.b3dm"}}}