{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950099,-0.311948,0.000000,0.000000,0.115602,-0.352089,0.928800,0.000000,-0.289469,0.881634,0.372733,0.000000,-1847131.747904,5625796.029862,2362527.919145,1],    "boundingVolume": {    "region": [1.887976,0.381901,1.888103,0.382004,0.000000,8.199185]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/20_63356.b3dm"}}}