{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898765,-0.438430,0.000000,0.000000,0.283237,-0.580625,0.763316,0.000000,-0.333720,0.684114,0.648551,0.000000,-2131516.292827,4369530.009077,4114653.712722,1],    "boundingVolume": {    "region": [2.024565,0.705620,2.024730,0.705739,0.000000,17.268650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1833020.b3dm"}}}