{
  "manageEntity": {
    "action": "Repost",
    "entityId": "391927662",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa3ca14fb474189b7995e27f817705f260cb7395d8ab2c799bb57b91afdb993d5",
    "signature": "0xdb0ef2587b047661728285219aa8c16dc1323e456d04d72f28cdf0accb3c107c3bb3e5d0898e162e61e3fd9c16d64dfa3f1151acf8c18f4da90ab1aba3a68add1b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}