{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949863,-0.312667,0.000000,0.000000,0.174792,-0.531007,0.829144,0.000000,-0.258700,0.785913,0.561618,0.000000,-1651767.913065,5017963.631977,3561858.008704,1],    "boundingVolume": {    "region": [1.888711,0.596237,1.888882,0.596442,0.000000,20.275392]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1402078.b3dm"}}}