{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949834,-0.312754,0.000000,0.000000,0.174814,-0.530911,0.829201,0.000000,-0.258790,0.785944,0.561533,0.000000,-1652341.422823,5018160.012351,3561318.929397,1],    "boundingVolume": {    "region": [1.888802,0.596135,1.888973,0.596340,0.000000,18.001226]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1438226.b3dm"}}}