{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949011,-0.315244,0.000000,0.000000,0.175952,-0.529687,0.829743,0.000000,-0.261022,0.785781,0.560728,0.000000,-1666589.552377,5017102.000548,3556201.185890,1],    "boundingVolume": {    "region": [1.891463,0.595169,1.891557,0.595360,0.000000,8.544787]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/30_1073231.b3dm"}}}