{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943942,-0.330111,0.000000,0.000000,0.184328,-0.527079,0.829585,0.000000,-0.273280,0.781434,0.560962,0.000000,-1744854.100016,4989353.745317,3557690.551753,1],    "boundingVolume": {    "region": [1.907170,0.595490,1.907265,0.595605,0.000000,8.441928]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1274599.b3dm"}}}