{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894483,-0.447102,0.000000,0.000000,0.284915,-0.570008,0.770658,0.000000,-0.343620,0.687456,0.639789,0.000000,-2194667.577919,4390706.907235,4058907.155506,1],    "boundingVolume": {    "region": [2.034252,0.694161,2.034386,0.694286,0.000000,13.985910]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9_989801.b3dm"}}}