{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895926,-0.444203,0.000000,0.000000,0.283847,-0.572499,0.769205,0.000000,-0.340743,0.687256,0.641540,0.000000,-2176307.720943,4389463.299002,4070047.487012,1],    "boundingVolume": {    "region": [2.031026,0.696450,2.031135,0.696558,0.000000,57.944838]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_614652.b3dm"}}}