{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950165,-0.311748,0.000000,0.000000,0.174079,-0.530568,0.829575,0.000000,-0.258075,0.786576,0.560977,0.000000,-1647773.361203,5022182.280644,3557787.532680,1],    "boundingVolume": {    "region": [1.887779,0.595508,1.887878,0.595624,0.000000,8.820354]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1455955.b3dm"}}}