{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949278,-0.314439,0.000000,0.000000,0.175845,-0.530870,0.829009,0.000000,-0.260123,0.785301,0.561817,0.000000,-1660858.043980,5014055.403022,3563125.988642,1],    "boundingVolume": {    "region": [1.890611,0.596570,1.890713,0.596592,0.000000,10.792196]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/8_1418178.b3dm"}}}