{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949898,-0.312559,0.000000,0.000000,0.174711,-0.530963,0.829189,0.000000,-0.258625,0.785986,0.561551,0.000000,-1651286.963864,5018427.422986,3561430.444927,1],    "boundingVolume": {    "region": [1.888597,0.596156,1.888768,0.596361,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1439237.b3dm"}}}