{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950098,-0.311950,0.000000,0.000000,0.115428,-0.351555,0.929024,0.000000,-0.289541,0.881848,0.372168,0.000000,-1847591.075048,5627158.757739,2358944.760782,1],    "boundingVolume": {    "region": [1.887978,0.381293,1.888104,0.381396,0.000000,10.817830]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/14_66509.b3dm"}}}