{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949281,-0.314430,0.000000,0.000000,0.175738,-0.530562,0.829229,0.000000,-0.260185,0.785513,0.561492,0.000000,-1661251.591489,5015405.812462,3561055.313248,1],    "boundingVolume": {    "region": [1.890584,0.596134,1.890721,0.596240,0.000000,8.792895]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/11_1445869.b3dm"}}}