{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858332,-0.513096,0.000000,0.000000,0.262799,-0.439623,0.858876,0.000000,-0.439906,0.735896,0.514723,0.000000,-2808270.641723,4697813.655134,3263893.167039,1],    "boundingVolume": {    "region": [2.109502,0.540622,2.109666,0.540747,0.000000,6.423166]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/10_274604.b3dm"}}}