{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950533,-0.310623,0.000000,0.000000,0.173539,-0.531044,0.829383,0.000000,-0.257083,0.786697,0.561262,0.000000,-1641444.571245,5022962.639107,3559598.741978,1],    "boundingVolume": {    "region": [1.886587,0.595853,1.886702,0.595967,0.000000,8.811984]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1425857.b3dm"}}}