{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949141,-0.314851,0.000000,0.000000,0.116060,-0.349871,0.929581,0.000000,-0.292410,0.881494,0.370762,0.000000,-1865892.722964,5624877.778817,2350022.621850,1],    "boundingVolume": {    "region": [1.891041,0.379772,1.891150,0.379887,0.000000,65.052760]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/20_76813.b3dm"}}}