{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948822,-0.315811,0.000000,0.000000,0.176338,-0.529789,0.829595,0.000000,-0.261445,0.785484,0.560947,0.000000,-1669289.493353,5015208.999751,3557595.329813,1],    "boundingVolume": {    "region": [1.892060,0.595418,1.892156,0.595641,0.000000,8.793842]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1181482.b3dm"}}}