{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952027,-0.306016,0.000000,0.000000,0.114572,-0.356438,0.927268,0.000000,-0.283490,0.881948,0.376565,0.000000,-1808995.513082,5627856.391067,2386839.819482,1],    "boundingVolume": {    "region": [1.881715,0.386035,1.881888,0.386137,0.000000,21.289920]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/13_35108.b3dm"}}}