{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951122,-0.308814,0.000000,0.000000,0.115831,-0.356750,0.926991,0.000000,-0.285996,0.880845,0.377252,0.000000,-1824990.822652,5620825.377070,2391197.794573,1],    "boundingVolume": {    "region": [1.884660,0.386776,1.884824,0.386879,0.000000,39.685566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/15_33336.b3dm"}}}