{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893973,-0.448121,0.000000,0.000000,0.288730,-0.575998,0.764763,0.000000,-0.341748,0.681766,0.646841,0.000000,-2182775.718353,4354499.395773,4103773.530573,1],    "boundingVolume": {    "region": [2.035376,0.703354,2.035541,0.703516,0.000000,42.859510]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_1870043.b3dm"}}}