{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949640,-0.313343,0.000000,0.000000,0.175240,-0.531096,0.828992,0.000000,-0.259211,0.785584,0.561842,0.000000,-1655034.943571,5015867.219831,3563284.383667,1],    "boundingVolume": {    "region": [1.889431,0.596527,1.889584,0.596695,0.000000,9.988233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/7_1412264.b3dm"}}}