{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950287,-0.311376,0.000000,0.000000,0.174082,-0.531280,0.829118,0.000000,-0.257624,0.786240,0.561655,0.000000,-1644898.082976,5020050.093533,3562095.545476,1],    "boundingVolume": {    "region": [1.887361,0.596292,1.887513,0.596478,0.000000,8.809496]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1397617.b3dm"}}}