{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949179,-0.314737,0.000000,0.000000,0.175934,-0.530578,0.829177,0.000000,-0.260423,0.785379,0.561569,0.000000,-1662770.869417,5014551.328582,3561546.251331,1],    "boundingVolume": {    "region": [1.890908,0.596227,1.891045,0.596334,0.000000,17.365746]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/12_1447461.b3dm"}}}