{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895889,-0.444278,0.000000,0.000000,0.283884,-0.572452,0.769226,0.000000,-0.340811,0.687246,0.641514,0.000000,-2176738.490087,4389400.695847,4069885.728988,1],    "boundingVolume": {    "region": [2.031110,0.696417,2.031219,0.696524,0.000000,57.944838]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_623767.b3dm"}}}