{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951357,-0.308089,0.000000,0.000000,0.115480,-0.356595,0.927095,0.000000,-0.285357,0.881162,0.376996,0.000000,-1820911.854327,5622844.708741,2389570.286363,1],    "boundingVolume": {    "region": [1.883899,0.386499,1.884062,0.386602,0.000000,19.432401]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/12_5756.b3dm"}}}