{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949953,-0.312393,0.000000,0.000000,0.174429,-0.530421,0.829595,0.000000,-0.258615,0.786420,0.560947,0.000000,-1651221.386519,5021187.852530,3557593.822947,1],    "boundingVolume": {    "region": [1.888425,0.595464,1.888589,0.595595,0.000000,8.818336]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/14_1354591.b3dm"}}}