{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951210,-0.308546,0.000000,0.000000,0.115635,-0.356488,0.927116,0.000000,-0.285786,0.881046,0.376941,0.000000,-1823652.780238,5622103.466812,2389226.438226,1],    "boundingVolume": {    "region": [1.884378,0.386440,1.884542,0.386543,0.000000,59.116220]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/12_76145.b3dm"}}}