{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897643,-0.440724,0.000000,0.000000,0.283152,-0.576709,0.766311,0.000000,-0.336792,0.685961,0.645002,0.000000,-2151105.777278,4381259.790849,4092075.845687,1],    "boundingVolume": {    "region": [2.027138,0.700992,2.027264,0.701061,0.000000,16.084312]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_861799.b3dm"}}}