{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949592,-0.313488,0.000000,0.000000,0.175236,-0.530809,0.829177,0.000000,-0.259390,0.785721,0.561568,0.000000,-1656170.957926,5016737.035725,3561543.359677,1],    "boundingVolume": {    "region": [1.889611,0.596239,1.889710,0.596321,0.000000,8.705804]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/12_1358391.b3dm"}}}