{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950085,-0.311992,0.000000,0.000000,0.174441,-0.531213,0.829086,0.000000,-0.258123,0.786042,0.561703,0.000000,-1648083.671282,5018786.068464,3562402.168319,1],    "boundingVolume": {    "region": [1.888016,0.596339,1.888154,0.596548,0.000000,8.817770]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1335442.b3dm"}}}