{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948690,-0.316207,0.000000,0.000000,0.176501,-0.529542,0.829719,0.000000,-0.261812,0.785493,0.560764,0.000000,-1671632.364397,5015261.842517,3556428.417854,1],    "boundingVolume": {    "region": [1.892477,0.595196,1.892573,0.595419,0.000000,8.574245]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1073063.b3dm"}}}