{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952594,-0.304243,0.000000,0.000000,0.114035,-0.357048,0.927099,0.000000,-0.281796,0.882311,0.376985,0.000000,-1798190.723719,5630182.055612,2389500.188920,1],    "boundingVolume": {    "region": [1.879898,0.386505,1.879983,0.386572,0.000000,6.770508]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/9/18.b3dm"}}}