{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943983,-0.329995,0.000000,0.000000,0.184172,-0.526841,0.829770,0.000000,-0.273245,0.781644,0.560686,0.000000,-1744630.134752,4990689.317613,3555938.485731,1],    "boundingVolume": {    "region": [1.907046,0.595157,1.907142,0.595272,0.000000,8.782297]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/2_1310122.b3dm"}}}