{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949100,-0.314976,0.000000,0.000000,0.176048,-0.530474,0.829219,0.000000,-0.260634,0.785354,0.561506,0.000000,-1664117.569454,5014391.799887,3561144.558480,1],    "boundingVolume": {    "region": [1.891159,0.596151,1.891296,0.596257,0.000000,8.800281]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1446264.b3dm"}}}