{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949091,-0.315001,0.000000,0.000000,0.116110,-0.349837,0.929587,0.000000,-0.292552,0.881454,0.370745,0.000000,-1866798.651520,5624621.882953,2349916.347067,1],    "boundingVolume": {    "region": [1.891200,0.379754,1.891308,0.379869,0.000000,86.206870]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/20_76542.b3dm"}}}