{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950227,-0.311558,0.000000,0.000000,0.174035,-0.530793,0.829440,0.000000,-0.257875,0.786498,0.561178,0.000000,-1646501.182028,5021688.922743,3559064.066674,1],    "boundingVolume": {    "region": [1.887579,0.595750,1.887679,0.595867,0.000000,8.722043]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1343489.b3dm"}}}