{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897179,-0.441667,0.000000,0.000000,0.285420,-0.579786,0.763141,0.000000,-0.336106,0.682748,0.648758,0.000000,-2146758.988282,4360809.712528,4115971.426750,1],    "boundingVolume": {    "region": [2.028201,0.705917,2.028304,0.705986,0.000000,7.483099]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/23_1837272.b3dm"}}}