{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948614,-0.316436,0.000000,0.000000,0.176657,-0.529584,0.829658,0.000000,-0.261982,0.785372,0.560853,0.000000,-1672720.173716,5014492.310722,3556998.168933,1],    "boundingVolume": {    "region": [1.892718,0.595304,1.892814,0.595527,0.000000,8.724913]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1187303.b3dm"}}}