{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950865,-0.309606,0.000000,0.000000,0.173107,-0.531647,0.829087,0.000000,-0.256149,0.786689,0.561701,0.000000,-1635482.062457,5022915.660285,3562389.632310,1],    "boundingVolume": {    "region": [1.885492,0.596356,1.885657,0.596525,0.000000,8.779480]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1385925.b3dm"}}}