{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894723,-0.446622,0.000000,0.000000,0.284572,-0.570086,0.770728,0.000000,-0.343283,0.687702,0.639705,0.000000,-2192511.746914,4392278.653097,4058375.264910,1],    "boundingVolume": {    "region": [2.033716,0.694052,2.033850,0.694177,0.000000,88.955427]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/9_1167350.b3dm"}}}