{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949295,-0.314386,0.000000,0.000000,0.175364,-0.529515,0.829977,0.000000,-0.260386,0.786240,0.560379,0.000000,-1662527.340794,5020028.786892,3553986.499714,1],    "boundingVolume": {    "region": [1.890526,0.594711,1.890688,0.594977,0.000000,14.010678]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/12_1379212.b3dm"}}}