{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899358,-0.437214,0.000000,0.000000,0.282872,-0.581875,0.762499,0.000000,-0.332435,0.683827,0.649514,0.000000,-2123318.109510,4367711.397381,4120777.457388,1],    "boundingVolume": {    "region": [2.023207,0.706890,2.023382,0.706999,0.000000,14.411710]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/13_1800587.b3dm"}}}