{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950153,-0.311784,0.000000,0.000000,0.174232,-0.530967,0.829287,0.000000,-0.258014,0.786291,0.561405,0.000000,-1647389.389695,5020370.358361,3560503.253478,1],    "boundingVolume": {    "region": [1.887797,0.595978,1.887936,0.596187,0.000000,8.798324]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1431180.b3dm"}}}