{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949738,-0.313045,0.000000,0.000000,0.174985,-0.530880,0.829184,0.000000,-0.259026,0.785849,0.561557,0.000000,-1653847.120273,5017554.029289,3561472.796988,1],    "boundingVolume": {    "region": [1.889118,0.596182,1.889271,0.596351,0.000000,18.428142]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_1439604.b3dm"}}}