{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950198,-0.311647,0.000000,0.000000,0.173903,-0.530224,0.829831,0.000000,-0.258071,0.786849,0.560596,0.000000,-1647748.286262,5023918.315706,3555363.635296,1],    "boundingVolume": {    "region": [1.887672,0.595047,1.887772,0.595164,0.000000,8.814601]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1453218.b3dm"}}}