{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949863,-0.312666,0.000000,0.000000,0.174777,-0.530963,0.829175,0.000000,-0.258709,0.785944,0.561571,0.000000,-1651826.228766,5018155.174026,3561563.089789,1],    "boundingVolume": {    "region": [1.888710,0.596181,1.888881,0.596386,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1440565.b3dm"}}}