{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944721,-0.327875,0.000000,0.000000,0.182909,-0.527024,0.829933,0.000000,-0.271544,0.782411,0.560444,0.000000,-1733767.366668,4995577.214218,3554398.052985,1],    "boundingVolume": {    "region": [1.904768,0.594787,1.904932,0.595056,0.000000,15.561608]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/6_889969.b3dm"}}}