{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950611,-0.310386,0.000000,0.000000,0.173224,-0.530528,0.829779,0.000000,-0.257011,0.787141,0.560674,0.000000,-1640978.942337,5025782.496028,3555856.441440,1],    "boundingVolume": {    "region": [1.886355,0.595144,1.886435,0.595254,0.000000,8.806847]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7.b3dm"}}}