{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944351,-0.328939,0.000000,0.000000,0.183902,-0.527964,0.829117,0.000000,-0.272154,0.781328,0.561658,0.000000,-1737674.206649,4988684.591638,3562110.469957,1],    "boundingVolume": {    "region": [1.905919,0.596350,1.906034,0.596425,0.000000,8.812367]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_131637.b3dm"}}}