{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949591,-0.313492,0.000000,0.000000,0.175264,-0.530888,0.829121,0.000000,-0.259375,0.785666,0.561652,0.000000,-1656078.414183,5016387.963567,3562074.454272,1],    "boundingVolume": {    "region": [1.889615,0.596340,1.889714,0.596422,0.000000,11.385869]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/14_1409896.b3dm"}}}