{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897566,-0.440880,0.000000,0.000000,0.283131,-0.576412,0.766542,0.000000,-0.337014,0.686111,0.644727,0.000000,-2152520.294033,4382211.071242,4090324.830360,1],    "boundingVolume": {    "region": [2.027312,0.700632,2.027439,0.700701,0.000000,9.156224]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/8_858576.b3dm"}}}