{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943279,-0.332002,0.000000,0.000000,0.186355,-0.529468,0.827608,0.000000,-0.274184,0.779007,0.563889,0.000000,-1750646.150283,4973912.845261,3576291.852215,1],    "boundingVolume": {    "region": [1.909149,0.599038,1.909293,0.599136,0.000000,8.705434]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/13_544468.b3dm"}}}