{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949911,-0.312522,0.000000,0.000000,0.174325,-0.529863,0.829974,0.000000,-0.258841,0.786747,0.560384,0.000000,-1652659.120878,5023264.585659,3554016.812117,1],    "boundingVolume": {    "region": [1.888561,0.594784,1.888725,0.594915,0.000000,13.398955]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9_1461607.b3dm"}}}