{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948715,-0.316134,0.000000,0.000000,0.176493,-0.529655,0.829648,0.000000,-0.261728,0.785445,0.560869,0.000000,-1671100.621329,5014961.198275,3557097.694614,1],    "boundingVolume": {    "region": [1.892400,0.595323,1.892496,0.595546,0.000000,8.794362]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1072144.b3dm"}}}