{
  "manageEntity": {
    "action": "Repost",
    "entityId": "558844961",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x976aba61019cb14afa088ba03fbe4ea028a4ca9c03650531c3fdcc24849d8c08",
    "signature": "0x96fbdcbb1aca10d0ac892430dc87340cb4176151c74883a69470cbbf643e571c6096fc3aac16a89760def5ecc82546d3ab05ae588a9eef01e468054d2b82aee51c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}