{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897689,-0.440630,0.000000,0.000000,0.283053,-0.576660,0.766384,0.000000,-0.336754,0.686062,0.644915,0.000000,-2150858.230453,4381905.110634,4091518.709307,1],    "boundingVolume": {    "region": [2.027034,0.700877,2.027161,0.700946,0.000000,10.759433]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_860861.b3dm"}}}