{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944532,-0.328421,0.000000,0.000000,0.183033,-0.526399,0.830303,0.000000,-0.272118,0.782605,0.559894,0.000000,-1737427.864983,4996808.557399,3550901.658387,1],    "boundingVolume": {    "region": [1.905346,0.594123,1.905509,0.594392,0.000000,8.695711]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/4_661953.b3dm"}}}