{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944143,-0.329535,0.000000,0.000000,0.184192,-0.527722,0.829206,0.000000,-0.272677,0.781241,0.561525,0.000000,-1741011.824610,4988126.463533,3561267.929059,1],    "boundingVolume": {    "region": [1.906551,0.596190,1.906665,0.596265,0.000000,8.781072]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/4_1266551.b3dm"}}}