{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943914,-0.330191,0.000000,0.000000,0.183774,-0.525353,0.830802,0.000000,-0.273750,0.782568,0.559150,0.000000,-1747845.809677,4996556.652938,3546172.131895,1],    "boundingVolume": {    "region": [1.907247,0.593270,1.907357,0.593450,0.000000,8.717598]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1319974.b3dm"}}}