{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893977,-0.448112,0.000000,0.000000,0.288727,-0.576007,0.764757,0.000000,-0.341739,0.681764,0.646848,0.000000,-2182715.627677,4354485.164922,4103820.277014,1],    "boundingVolume": {    "region": [2.035366,0.703363,2.035532,0.703526,0.000000,42.859510]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_1991537.b3dm"}}}