{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1338123584",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb45c4eeb7efda0ca6f6824cd943e36c52bf6a0a4158c9959ddd87e49e98e1e88",
    "signature": "0xf06a45efc2da027c300e9d689055d261d45e1304adaae59f15ad5050bb60b4f516127c4c921edca7e9cd181d04ac4efcb532acf16a6033b1f79bd594b0442e2a1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}