{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949869,-0.312648,0.000000,0.000000,0.174750,-0.530915,0.829211,0.000000,-0.258706,0.785983,0.561517,0.000000,-1651804.656377,5018408.800677,3561218.040694,1],    "boundingVolume": {    "region": [1.888691,0.596116,1.888862,0.596321,0.000000,20.649493]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1437492.b3dm"}}}