{
  "manageEntity": {
    "action": "Repost",
    "entityId": "640678",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xab9f5e056729b6735e71e988da59746749b257252b30ee8107b6bccd33ee7058",
    "signature": "0x092c96d867871a7ec0582f2b41284af8734af164aba334a996ae3c2123581b2101cd968ba4e9e900130bd1cc4c667ea15de49a7782a1112783280d262d9ed0db1b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}