{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942796,-0.333371,0.000000,0.000000,0.186751,-0.528146,0.828363,0.000000,-0.275568,0.779325,0.562774,0.000000,-1759476.863464,4975922.331590,3569203.527072,1],    "boundingVolume": {    "region": [1.910611,0.597706,1.910735,0.597769,0.000000,8.730782]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/16_1287580.b3dm"}}}