{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949214,-0.314631,0.000000,0.000000,0.175962,-0.530863,0.828989,0.000000,-0.260276,0.785229,0.561848,0.000000,-1661829.896103,5013595.878480,3563318.168690,1],    "boundingVolume": {    "region": [1.890813,0.596607,1.890915,0.596628,0.000000,9.204904]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/10_1420656.b3dm"}}}