{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858433,-0.512926,0.000000,0.000000,0.262799,-0.439820,0.858775,0.000000,-0.439708,0.735895,0.514893,0.000000,-2807011.921842,4697812.751617,3264969.799185,1],    "boundingVolume": {    "region": [2.109304,0.540820,2.109469,0.540945,0.000000,16.212233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/11_281100.b3dm"}}}