{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949530,-0.313675,0.000000,0.000000,0.115605,-0.349950,0.929608,0.000000,-0.291327,0.881881,0.370694,0.000000,-1858980.097825,5627348.166401,2349589.608479,1],    "boundingVolume": {    "region": [1.889803,0.379698,1.889911,0.379814,0.000000,12.091214]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/2/19_74277.b3dm"}}}