{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948925,-0.315501,0.000000,0.000000,0.176210,-0.529982,0.829499,0.000000,-0.261158,0.785478,0.561089,0.000000,-1667457.865475,5015172.789646,3558499.131102,1],    "boundingVolume": {    "region": [1.891712,0.595648,1.891850,0.595754,0.000000,8.769371]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/6_1146971.b3dm"}}}