{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858788,-0.512331,0.000000,0.000000,0.262078,-0.439306,0.859259,0.000000,-0.439448,0.736619,0.514080,0.000000,-2805341.568354,4702417.376987,3259807.489960,1],    "boundingVolume": {    "region": [2.108611,0.539872,2.108775,0.539997,0.000000,60.998433]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/3_214366.b3dm"}}}