{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949977,-0.312319,0.000000,0.000000,0.174484,-0.530726,0.829389,0.000000,-0.258488,0.786243,0.561254,0.000000,-1650415.618633,5020059.510390,3559546.385172,1],    "boundingVolume": {    "region": [1.888343,0.595798,1.888515,0.596003,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1433825.b3dm"}}}