{
  "manageEntity": {
    "action": "Repost",
    "entityId": "390317790",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8909e5f65430319c2b5bf89b77afd108b020cfb4104e0a9516973276c9007bd0",
    "signature": "0x7c0fedbd23ee04b29d6488b15bc17514119a61925e2ffa94f4bafd6a44c7639a5bf152f0a89a149c84ff2b5b743c279f84a287ddbe7c79db4b198db538f1adfb1b",
    "signer": "0x9Ebaa539cfe874f2a12f954d5f135d41C75Eac9A",
    "userId": "872121325"
  }
}