{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948848,-0.315732,0.000000,0.000000,0.176510,-0.530453,0.829135,0.000000,-0.261233,0.785066,0.561631,0.000000,-1667940.360080,5012552.160463,3561940.560302,1],    "boundingVolume": {    "region": [1.891956,0.596302,1.892093,0.596409,0.000000,8.745695]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/13_1111940.b3dm"}}}