{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950074,-0.312026,0.000000,0.000000,0.174589,-0.531600,0.828806,0.000000,-0.258063,0.785765,0.562118,0.000000,-1647704.263423,5017026.947334,3565036.789776,1],    "boundingVolume": {    "region": [1.888052,0.596840,1.888190,0.597049,0.000000,8.770919]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/6_1332239.b3dm"}}}