{
  "manageEntity": {
    "action": "Repost",
    "entityId": "308878126",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb494c568c35fa13fc51077cb3203a1ee0e2561bd0152e0e89454a14980275628",
    "signature": "0x341ac1759fcc6f2058a8e287832f90068a9253154f764117a22f7ed41c23e82b326d226da504c080c23ec36a6d254c8c80737f88cc26dd1fbfe153278825b7371c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}