{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948911,-0.315545,0.000000,0.000000,0.176011,-0.529303,0.829975,0.000000,-0.261345,0.785920,0.560382,0.000000,-1668648.387974,5017985.328241,3554003.546218,1],    "boundingVolume": {    "region": [1.891780,0.594752,1.891874,0.594942,0.000000,13.265668]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/27_1091556.b3dm"}}}