{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949886,-0.312598,0.000000,0.000000,0.174747,-0.531001,0.829157,0.000000,-0.258647,0.785945,0.561598,0.000000,-1651427.947522,5018166.977014,3561730.028210,1],    "boundingVolume": {    "region": [1.888637,0.596213,1.888808,0.596418,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1442273.b3dm"}}}