{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950001,-0.312246,0.000000,0.000000,0.114801,-0.349280,0.929959,0.000000,-0.290111,0.882656,0.369802,0.000000,-1851213.435816,5632281.621336,2343932.002543,1],    "boundingVolume": {    "region": [1.888334,0.378784,1.888370,0.378808,0.000000,4.339837]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/27/29.b3dm"}}}