{
  "manageEntity": {
    "action": "Repost",
    "entityId": "421596682",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfe0562bbc6dfc9cd31441a61f0591ec186a3ffd72ac22b54ca97c69f990fa751",
    "signature": "0x546e7f46679e6ab2c6bbb13f209589e1133900aa7a189645ba9662b0fabc43fb42d2d2d4385d347ad1b76637509790e1a08281a9db3b368908540f6b0c268fae1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}