{
  "manageEntity": {
    "action": "Repost",
    "entityId": "899586198",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdd77921013077f02172466085e524462e719b65b96c499234cfc92f4408bd40a",
    "signature": "0x0a333121bb8772c915a773d94424e1d332e3a2244bd136a2fa86b300d225ffcf1486ae887bb10ad49f0a0076f1c4390ad8df65a752724bfb5144ad62116c643e1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}