{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949065,-0.315081,0.000000,0.000000,0.116151,-0.349863,0.929572,0.000000,-0.292622,0.881415,0.370784,0.000000,-1867239.696253,5624372.504082,2350161.157693,1],    "boundingVolume": {    "region": [1.891284,0.379795,1.891392,0.379911,0.000000,55.181240]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/20_77127.b3dm"}}}