{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894816,-0.446435,0.000000,0.000000,0.284339,-0.569917,0.770939,0.000000,-0.343234,0.687964,0.639450,0.000000,-2192195.046503,4393945.237135,4056752.910690,1],    "boundingVolume": {    "region": [2.033507,0.693720,2.033640,0.693845,0.000000,66.442816]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_1166224.b3dm"}}}