{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949899,-0.312558,0.000000,0.000000,0.174356,-0.529887,0.829951,0.000000,-0.258864,0.786716,0.560417,0.000000,-1652808.964905,5023064.968205,3554227.835913,1],    "boundingVolume": {    "region": [1.888600,0.594824,1.888763,0.594955,0.000000,11.207061]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9_1358236.b3dm"}}}