{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949885,-0.312600,0.000000,0.000000,0.174750,-0.531005,0.829154,0.000000,-0.258648,0.785941,0.561603,0.000000,-1651434.018273,5018141.823100,3561762.434479,1],    "boundingVolume": {    "region": [1.888640,0.596219,1.888811,0.596424,0.000000,20.275392]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1401197.b3dm"}}}