{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949486,-0.313810,0.000000,0.000000,0.175452,-0.530861,0.829098,0.000000,-0.259631,0.785558,0.561686,0.000000,-1657710.787043,5015695.643931,3562288.618803,1],    "boundingVolume": {    "region": [1.889950,0.596381,1.890048,0.596463,0.000000,19.594049]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1411130.b3dm"}}}