{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949902,-0.312548,0.000000,0.000000,0.174701,-0.530953,0.829198,0.000000,-0.258619,0.785998,0.561537,0.000000,-1651248.601804,5018499.372620,3561347.405008,1],    "boundingVolume": {    "region": [1.888585,0.596140,1.888757,0.596345,0.000000,17.214773]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1348047.b3dm"}}}