{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949569,-0.313557,0.000000,0.000000,0.114742,-0.347483,0.930640,0.000000,-0.291545,0.882908,0.368070,0.000000,-1860355.430323,5633862.256047,2332943.375111,1],    "boundingVolume": {    "region": [1.889649,0.376808,1.889817,0.377057,0.000000,11.243121]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/7_22210.b3dm"}}}