{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952534,-0.304432,0.000000,0.000000,0.113095,-0.353861,0.928435,0.000000,-0.282382,0.883542,0.373650,0.000000,-1801912.891475,5637986.884665,2368341.884468,1],    "boundingVolume": {    "region": [1.880088,0.382905,1.880188,0.382976,0.000000,4.799691]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/32/54_41940.b3dm"}}}