{
  "manageEntity": {
    "action": "Repost",
    "entityId": "858939968",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3aaa1534116c7c9fa31b3553f135147bed6f01a01c58d08f64c3c119bd6347cd",
    "signature": "0x8433c9c31a3b3659af6b248b8018607098c82e103671d4bd0e19c07a7d7441aa762a705b1bb8d37fe27750c7039d9572855781b1f5fd1657247fd08dd3caacd21c",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}