{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943078,-0.332572,0.000000,0.000000,0.186299,-0.528288,0.828374,0.000000,-0.274912,0.779569,0.562757,0.000000,-1755285.613404,4977477.218066,3569099.837232,1],    "boundingVolume": {    "region": [1.909764,0.597678,1.909889,0.597757,0.000000,8.655349]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_1286607.b3dm"}}}