{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950066,-0.312048,0.000000,0.000000,0.174588,-0.531554,0.828836,0.000000,-0.258091,0.785788,0.562073,0.000000,-1647882.517633,5017170.586582,3564754.148172,1],    "boundingVolume": {    "region": [1.888075,0.596786,1.888213,0.596995,0.000000,8.797404]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_1400635.b3dm"}}}