{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949018,-0.315221,0.000000,0.000000,0.175772,-0.529187,0.830099,0.000000,-0.261117,0.786128,0.560197,0.000000,-1667189.152995,5019309.542977,3552826.175799,1],    "boundingVolume": {    "region": [1.891439,0.594528,1.891533,0.594719,0.000000,15.631643]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/26_1212625.b3dm"}}}