{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897181,-0.441663,0.000000,0.000000,0.285411,-0.579775,0.763153,0.000000,-0.336109,0.682761,0.648744,0.000000,-2146772.517266,4360889.013999,4115880.959667,1],    "boundingVolume": {    "region": [2.028196,0.705898,2.028299,0.705968,0.000000,6.711962]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/22_1837249.b3dm"}}}