{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894435,-0.447197,0.000000,0.000000,0.285028,-0.570082,0.770562,0.000000,-0.343650,0.687332,0.639906,0.000000,-2194858.001036,4389919.017513,4059651.324630,1],    "boundingVolume": {    "region": [2.034359,0.694313,2.034492,0.694438,0.000000,57.539251]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_990541.b3dm"}}}