{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951183,-0.308628,0.000000,0.000000,0.115682,-0.356528,0.927095,0.000000,-0.285856,0.881001,0.376994,0.000000,-1824097.897816,5621817.653766,2389556.927670,1],    "boundingVolume": {    "region": [1.884465,0.386497,1.884628,0.386600,0.000000,56.986053]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/12_4641.b3dm"}}}