{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895025,-0.446016,0.000000,0.000000,0.284364,-0.570635,0.770398,0.000000,-0.342669,0.687638,0.640103,0.000000,-2188594.608448,4391873.843187,4060909.801200,1],    "boundingVolume": {    "region": [2.033039,0.694571,2.033172,0.694695,0.000000,58.735090]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/13_978719.b3dm"}}}