{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899506,-0.436908,0.000000,0.000000,0.282708,-0.582039,0.762435,0.000000,-0.332175,0.683881,0.649589,0.000000,-2121656.108618,4368062.276105,4121258.314746,1],    "boundingVolume": {    "region": [2.022868,0.706989,2.023042,0.707099,0.000000,6.665193]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/14_1800666.b3dm"}}}