{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895232,-0.445600,0.000000,0.000000,0.289442,-0.581503,0.760314,0.000000,-0.337834,0.678724,0.652075,0.000000,-2157823.922714,4335167.763477,4137076.116946,1],    "boundingVolume": {    "region": [2.032552,0.710266,2.032731,0.710371,0.000000,18.925503]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/27/15_1866765.b3dm"}}}