{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949472,-0.313852,0.000000,0.000000,0.175540,-0.531049,0.828959,0.000000,-0.259622,0.785413,0.561892,0.000000,-1657656.351832,5014776.828602,3563598.451517,1],    "boundingVolume": {    "region": [1.889993,0.596660,1.890094,0.596682,0.000000,16.521569]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/12_1415069.b3dm"}}}