{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858237,-0.513253,0.000000,0.000000,0.262892,-0.439596,0.858862,0.000000,-0.440034,0.735803,0.514747,0.000000,-2809087.531035,4697218.513591,3264045.727016,1],    "boundingVolume": {    "region": [2.109685,0.540650,2.109850,0.540775,0.000000,73.722900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_426650.b3dm"}}}