{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950093,-0.311966,0.000000,0.000000,0.174633,-0.531845,0.828640,0.000000,-0.257961,0.785622,0.562364,0.000000,-1647056.079456,5016118.891502,3566603.186939,1],    "boundingVolume": {    "region": [1.887982,0.597150,1.888134,0.597335,0.000000,7.314895]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/7_1331801.b3dm"}}}