{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952749,-0.303758,0.000000,0.000000,0.113810,-0.356971,0.927156,0.000000,-0.281364,0.882510,0.376842,0.000000,-1795431.536082,5631448.364705,2388596.871504,1],    "boundingVolume": {    "region": [1.879344,0.386334,1.879517,0.386436,0.000000,8.270875]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/6/17_38140.b3dm"}}}