{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944514,-0.328471,0.000000,0.000000,0.183669,-0.528139,0.829056,0.000000,-0.271747,0.781405,0.561747,0.000000,-1735072.672845,4989180.693644,3562679.902388,1],    "boundingVolume": {    "region": [1.905423,0.596459,1.905538,0.596534,0.000000,8.811704]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/7_189835.b3dm"}}}