{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943195,-0.332241,0.000000,0.000000,0.186050,-0.528176,0.828502,0.000000,-0.274680,0.779787,0.562568,0.000000,-1753807.546529,4978863.985599,3567900.068719,1],    "boundingVolume": {    "region": [1.909412,0.597449,1.909537,0.597529,0.000000,8.608754]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_1255658.b3dm"}}}