{
  "manageEntity": {
    "action": "Repost",
    "entityId": "375767636",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3b48cdd8a070aa3fdff34d93452744028c90c570a65a9013cbe8b2e9dbb1baab",
    "signature": "0x5ba10f26f444c0253bc2b047d2d10dc13309bf1bcc2ec9258f75f4bce5f068260761a8a4ce88ce46df960918f2da045bc97ca493dbb316f80917c7e53d1879471c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}