{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944542,-0.328391,0.000000,0.000000,0.183600,-0.528084,0.829107,0.000000,-0.271697,0.781476,0.561672,0.000000,-1734754.253594,4989633.661230,3562203.774337,1],    "boundingVolume": {    "region": [1.905338,0.596368,1.905453,0.596443,0.000000,8.767540]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/6_189436.b3dm"}}}