{
  "manageEntity": {
    "action": "Repost",
    "entityId": "454839768",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2271eecc0120615f1e0203583e5ef804f3828901715ec2a58dfe15a5248bc366",
    "signature": "0x79973471915c90b6adbc7cc47d5c08def165f5c2a8ac65066ce072e8033d1b0342543d52756dc3049b902434934c3325d507ee09b700158e53a280126924d2e61c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}