{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949124,-0.314901,0.000000,0.000000,0.116128,-0.350014,0.929518,0.000000,-0.292437,0.881418,0.370920,0.000000,-1866065.889805,5624397.708388,2351027.156341,1],    "boundingVolume": {    "region": [1.891095,0.379942,1.891203,0.380058,0.000000,80.555630]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/22_1706.b3dm"}}}