{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871436,-0.490508,0.000000,0.000000,0.211731,-0.376161,0.902038,0.000000,-0.441901,0.785080,0.434019,0.000000,-2820283.125340,5010511.156957,2751434.534475,1],    "boundingVolume": {    "region": [2.083413,0.448908,2.083526,0.448989,0.000000,21.004456]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_211486.b3dm"}}}