{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858258,-0.513218,0.000000,0.000000,0.262534,-0.439037,0.859257,0.000000,-0.440208,0.736163,0.514083,0.000000,-2810194.563983,4699505.038525,3259827.206043,1],    "boundingVolume": {    "region": [2.109645,0.539876,2.109809,0.540001,0.000000,78.074233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/3_329883.b3dm"}}}