{
  "manageEntity": {
    "action": "Repost",
    "entityId": "557689",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x974a1ad09b228b070f6298a99489d1afa67bd84d7f487a80a84bd8a582ea3024",
    "signature": "0x804e96e72daf07cd0cade28aaa26f9ff37677cd64c01ca9a9d69264702678eac2a077fb4aeab7414889c39a68b6fe7de7061e5b2fe48c6c767549eb21332a79d1c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}