{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898765,-0.438430,0.000000,0.000000,0.283229,-0.580609,0.763331,0.000000,-0.333727,0.684127,0.648534,0.000000,-2131559.878383,4369614.597429,4114542.055902,1],    "boundingVolume": {    "region": [2.024565,0.705597,2.024730,0.705716,0.000000,12.192128]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1832697.b3dm"}}}