{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949190,-0.314704,0.000000,0.000000,0.115969,-0.349777,0.929627,0.000000,-0.292290,0.881584,0.370644,0.000000,-1865121.165982,5625448.655094,2349273.545687,1],    "boundingVolume": {    "region": [1.890887,0.379645,1.890996,0.379760,0.000000,40.677654]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/19_75407.b3dm"}}}