{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943842,-0.330396,0.000000,0.000000,0.184449,-0.526914,0.829663,0.000000,-0.273542,0.781425,0.560847,0.000000,-1746525.703864,4989294.509488,3556958.260141,1],    "boundingVolume": {    "region": [1.907472,0.595351,1.907568,0.595466,0.000000,8.799901]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/4_1275501.b3dm"}}}