{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951184,-0.308624,0.000000,0.000000,0.115729,-0.356679,0.927031,0.000000,-0.285833,0.880940,0.377153,0.000000,-1823948.482271,5621432.529447,2390569.973573,1],    "boundingVolume": {    "region": [1.884461,0.386669,1.884624,0.386772,0.000000,51.192080]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/14_28493.b3dm"}}}