{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949882,-0.312609,0.000000,0.000000,0.174747,-0.530979,0.829171,0.000000,-0.258661,0.785956,0.561576,0.000000,-1651516.951497,5018234.777560,3561594.147070,1],    "boundingVolume": {    "region": [1.888649,0.596187,1.888820,0.596392,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1440886.b3dm"}}}