{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950173,-0.311723,0.000000,0.000000,0.174072,-0.530595,0.829559,0.000000,-0.258049,0.786567,0.561001,0.000000,-1647606.573526,5022127.574500,3557940.961290,1],    "boundingVolume": {    "region": [1.887752,0.595537,1.887852,0.595654,0.000000,8.818384]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1427942.b3dm"}}}