{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949082,-0.315028,0.000000,0.000000,0.175912,-0.529968,0.829571,0.000000,-0.260789,0.785677,0.560983,0.000000,-1665103.540065,5016439.450660,3557820.665437,1],    "boundingVolume": {    "region": [1.891214,0.595519,1.891351,0.595625,0.000000,8.667542]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/5_1374527.b3dm"}}}