{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943958,-0.330066,0.000000,0.000000,0.184172,-0.526715,0.829851,0.000000,-0.273330,0.781700,0.560567,0.000000,-1745175.533665,4991043.381454,3555178.955862,1],    "boundingVolume": {    "region": [1.907122,0.595013,1.907217,0.595128,0.000000,8.725907]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/1_1309772.b3dm"}}}