{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898349,-0.439283,0.000000,0.000000,0.284122,-0.581039,0.762672,0.000000,-0.334085,0.683216,0.649310,0.000000,-2133853.348331,4363804.652314,4119483.005212,1],    "boundingVolume": {    "region": [2.025546,0.706640,2.025647,0.706714,0.000000,17.223610]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_1819665.b3dm"}}}