{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951462,-0.307765,0.000000,0.000000,0.112621,-0.348171,0.930641,0.000000,-0.286160,0.884669,0.368066,0.000000,-1825996.826145,5645102.535712,2332917.658128,1],    "boundingVolume": {    "region": [1.883603,0.376918,1.883676,0.376938,0.000000,5.916971]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/6/19.b3dm"}}}