{
  "manageEntity": {
    "action": "Repost",
    "entityId": "516644106",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6b30b4bafb4328def021f5ed99ae53212a7bdc69ffe9b325203cb7ee7d742389",
    "signature": "0xc45a5dfe84eda42cf23deb203589a171a021997600e983a68cda263aa53e325a4d82ff9dba5be239dd1cf211874155aba402f4b4a6db448e1b49d7345ab425fb1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}