{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943991,-0.329971,0.000000,0.000000,0.184189,-0.526935,0.829707,0.000000,-0.273204,0.781591,0.560780,0.000000,-1744372.592019,4990351.067404,3556535.470711,1],    "boundingVolume": {    "region": [1.907022,0.595271,1.907117,0.595385,0.000000,8.821102]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/3_1310517.b3dm"}}}