{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948691,-0.316205,0.000000,0.000000,0.176125,-0.528418,0.830515,0.000000,-0.262063,0.786254,0.559578,0.000000,-1673231.138824,5020099.591795,3548893.862670,1],    "boundingVolume": {    "region": [1.892520,0.593875,1.892525,0.593878,0.000000,7.592840]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7.b3dm"}}}