{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950621,-0.310353,0.000000,0.000000,0.173362,-0.531011,0.829441,0.000000,-0.256878,0.786826,0.561176,0.000000,-1640135.931380,5023782.608475,3559048.466609,1],    "boundingVolume": {    "region": [1.886303,0.595748,1.886419,0.595863,0.000000,8.818112]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1424941.b3dm"}}}