{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951310,-0.308236,0.000000,0.000000,0.113890,-0.351498,0.929235,0.000000,-0.286160,0.883176,0.371635,0.000000,-1826011.601394,5635622.606431,2355562.730622,1],    "boundingVolume": {    "region": [1.884057,0.380723,1.884213,0.380817,0.000000,21.875736]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/13_42966.b3dm"}}}