{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950768,-0.309904,0.000000,0.000000,0.171433,-0.525945,0.833062,0.000000,-0.257637,0.790415,0.555759,0.000000,-1644944.374621,5046593.603104,3524621.698074,1],    "boundingVolume": {    "region": [1.885804,0.589214,1.885974,0.589337,0.000000,7.448768]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/7_1462894.b3dm"}}}