{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949480,-0.313826,0.000000,0.000000,0.175464,-0.530865,0.829093,0.000000,-0.259643,0.785549,0.561693,0.000000,-1657789.250653,5015636.331614,3562335.301117,1],    "boundingVolume": {    "region": [1.889967,0.596390,1.890066,0.596471,0.000000,19.594049]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1411250.b3dm"}}}