{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544485",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5319519c2e9583c6f2acc4b969e97558e5e475db38c5f1570ee98aa99f4b846e",
    "signature": "0x2948fbe9ce2e0eacc1e56355c6b3bf74acfcccd14196823cf385a3523ded7ff87a0e63a517379bb4f8a6768f75742bb8a7f75dc09fd5ee14ddf53614a8dcedde1c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}