{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950189,-0.311673,0.000000,0.000000,0.174417,-0.531740,0.828753,0.000000,-0.257755,0.785809,0.562198,0.000000,-1645738.104328,5017310.594669,3565542.348037,1],    "boundingVolume": {    "region": [1.887674,0.596948,1.887826,0.597133,0.000000,8.604945]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/6_1331972.b3dm"}}}