{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948910,-0.315546,0.000000,0.000000,0.176030,-0.529359,0.829935,0.000000,-0.261333,0.785882,0.560441,0.000000,-1668575.385783,5017742.259540,3554378.460637,1],    "boundingVolume": {    "region": [1.891781,0.594823,1.891876,0.595013,0.000000,17.006980]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/28_1076416.b3dm"}}}