{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897172,-0.441681,0.000000,0.000000,0.285367,-0.579657,0.763258,0.000000,-0.336169,0.682849,0.648619,0.000000,-2147157.898559,4361453.639302,4115086.932866,1],    "boundingVolume": {    "region": [2.028216,0.705734,2.028319,0.705804,0.000000,5.564146]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/20_1837109.b3dm"}}}