{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949758,-0.312984,0.000000,0.000000,0.174947,-0.530881,0.829192,0.000000,-0.258977,0.785873,0.561546,0.000000,-1653537.888054,5017704.614626,3561404.686427,1],    "boundingVolume": {    "region": [1.889053,0.596169,1.889206,0.596338,0.000000,18.428142]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_1438935.b3dm"}}}