{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897627,-0.440756,0.000000,0.000000,0.283167,-0.576687,0.766321,0.000000,-0.336822,0.685959,0.644990,0.000000,-2151293.604850,4381242.495482,4091996.158793,1],    "boundingVolume": {    "region": [2.027174,0.700976,2.027300,0.701044,0.000000,10.264463]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_861649.b3dm"}}}