{
  "manageEntity": {
    "action": "Repost",
    "entityId": "395517135",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x646b0cb753b2fd5c3f900d2dc7ff54ce8ea8ea69131c1c6b5d7bb0d728f1ad8a",
    "signature": "0xa55a6c4ef2f308c89dfb12d18a4345916a55e32801cc59eef5479ac57f34a8124721c7ee27917d7f4f732e79445a4885135b5b2a127a57e38b9cf11b4b1249bd1b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}