{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897386,-0.441247,0.000000,0.000000,0.281881,-0.573276,0.769349,0.000000,-0.338540,0.688505,0.641367,0.000000,-2162231.859320,4397437.608110,4068949.006811,1],    "boundingVolume": {    "region": [2.027713,0.696225,2.027855,0.696333,0.000000,37.402117]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/2_938829.b3dm"}}}