{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942915,-0.333033,0.000000,0.000000,0.186501,-0.528040,0.828487,0.000000,-0.275330,0.779542,0.562591,0.000000,-1757956.602136,4977299.003611,3568040.757237,1],    "boundingVolume": {    "region": [1.910252,0.597476,1.910377,0.597556,0.000000,8.630229]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/6_1255517.b3dm"}}}