{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949871,-0.312641,0.000000,0.000000,0.174787,-0.531041,0.829123,0.000000,-0.258672,0.785901,0.561648,0.000000,-1651589.247997,5017884.439270,3562051.117435,1],    "boundingVolume": {    "region": [1.888683,0.596274,1.888854,0.596479,0.000000,20.275392]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1403522.b3dm"}}}