{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950234,-0.311536,0.000000,0.000000,0.173727,-0.529896,0.830077,0.000000,-0.258057,0.787115,0.560230,0.000000,-1647654.314621,5025607.297999,3553035.087997,1],    "boundingVolume": {    "region": [1.887523,0.594597,1.887687,0.594729,0.000000,8.815362]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1459142.b3dm"}}}