{
  "manageEntity": {
    "action": "Repost",
    "entityId": "196902916",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x543a6bd2ce136a350eaed1c45a336ea6a3da6a0e6c00b004aa4413f0e8645879",
    "signature": "0x454c350fe83c09051d493d28da7cf6f10cad8e6c1c08054f44d9bf49bfa5b5bb18f9f86fcd52f485b1bfd958910f8d2ecc88b96a3f5b00fc17d6189e9291d1511c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}