{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949178,-0.314741,0.000000,0.000000,0.116009,-0.349852,0.929594,0.000000,-0.292313,0.881540,0.370728,0.000000,-1865271.676863,5625173.763437,2349808.606020,1],    "boundingVolume": {    "region": [1.890926,0.379736,1.891034,0.379851,0.000000,41.759544]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/20_76378.b3dm"}}}