{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949996,-0.312261,0.000000,0.000000,0.174459,-0.530759,0.829373,0.000000,-0.258436,0.786243,0.561277,0.000000,-1650081.673122,5020063.596424,3559694.442833,1],    "boundingVolume": {    "region": [1.888283,0.595826,1.888454,0.596031,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1434068.b3dm"}}}