{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949131,-0.314881,0.000000,0.000000,0.176108,-0.530835,0.828976,0.000000,-0.260478,0.785148,0.561867,0.000000,-1663124.068795,5013078.598613,3563441.312668,1],    "boundingVolume": {    "region": [1.891077,0.596630,1.891178,0.596652,0.000000,5.763871]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/11_1336989.b3dm"}}}