{
  "manageEntity": {
    "action": "Repost",
    "entityId": "677876219",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xeb580874afd07ccd68b935324dc02ba749d6bf25d094b37f1cf983d9b8fc6db4",
    "signature": "0xcd0f810e5b1a60118c0f5c3d0884d80f4bbe047baa8cc6b2b931bc1681bac2e64aa73b57ddf524ac8d60d5b2a8835f1a4bcc868dc145e787658b6ee7dafce2d21c",
    "signer": "0xC08bE28cf05cBcaE3094E0FbAbfA61ca8Ad61dc1",
    "userId": "190259218"
  }
}