{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950181,-0.311699,0.000000,0.000000,0.174052,-0.530579,0.829573,0.000000,-0.258034,0.786588,0.560979,0.000000,-1647509.444188,5022259.285295,3557800.963529,1],    "boundingVolume": {    "region": [1.887727,0.595510,1.887826,0.595627,0.000000,8.820354]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1455982.b3dm"}}}