{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948852,-0.315721,0.000000,0.000000,0.116021,-0.348684,0.930031,0.000000,-0.293363,0.881657,0.369620,0.000000,-1871964.548346,5625904.401491,2342773.922874,1],    "boundingVolume": {    "region": [1.891960,0.378565,1.892065,0.378635,0.000000,77.207510]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/16_11944.b3dm"}}}