{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897742,-0.440521,0.000000,0.000000,0.282853,-0.576429,0.766631,0.000000,-0.336780,0.686327,0.644620,0.000000,-2151019.936942,4383587.769846,4089643.476418,1],    "boundingVolume": {    "region": [2.026912,0.700492,2.027038,0.700561,0.000000,36.867357]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_856798.b3dm"}}}