{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949538,-0.313653,0.000000,0.000000,0.175091,-0.530062,0.829685,0.000000,-0.259687,0.786162,0.560813,0.000000,-1658064.069934,5019538.706799,3556744.126047,1],    "boundingVolume": {    "region": [1.889753,0.595235,1.889915,0.595500,0.000000,8.806784]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1368158.b3dm"}}}