{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950163,-0.311755,0.000000,0.000000,0.174098,-0.530612,0.829543,0.000000,-0.258070,0.786543,0.561025,0.000000,-1647745.397963,5021974.438615,3558091.804170,1],    "boundingVolume": {    "region": [1.887786,0.595565,1.887886,0.595682,0.000000,8.818384]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1428203.b3dm"}}}