{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948491,-0.316805,0.000000,0.000000,0.115852,-0.346853,0.930737,0.000000,-0.294596,0.881998,0.367822,0.000000,-1879824.039436,5628053.434278,2331367.985313,1],    "boundingVolume": {    "region": [1.893108,0.376638,1.893203,0.376692,0.000000,74.464920]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/12_30486.b3dm"}}}