{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948997,-0.315286,0.000000,0.000000,0.175970,-0.529662,0.829754,0.000000,-0.261061,0.785781,0.560710,0.000000,-1666835.388263,5017098.863807,3556091.133382,1],    "boundingVolume": {    "region": [1.891507,0.595148,1.891602,0.595339,0.000000,8.615729]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/30_1073318.b3dm"}}}