{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949428,-0.313985,0.000000,0.000000,0.114900,-0.347434,0.930638,0.000000,-0.291942,0.882775,0.368073,0.000000,-1862890.792050,5633016.059386,2332963.432970,1],    "boundingVolume": {    "region": [1.890099,0.376811,1.890268,0.377061,0.000000,5.072097]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_22216.b3dm"}}}