{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949144,-0.314842,0.000000,0.000000,0.116009,-0.349729,0.929641,0.000000,-0.292421,0.881554,0.370611,0.000000,-1865960.204920,5625259.866902,2349060.750357,1],    "boundingVolume": {    "region": [1.891032,0.379609,1.891140,0.379724,0.000000,51.603300]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/19_75142.b3dm"}}}