{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428369",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc9464cf32560d4f989869bbf25f827f05d82754ab6d6e0c8a8f98809a86f5ef4",
    "signature": "0x8c59d9e30ac03def8ebfa06c810b4b5c77c7fdf8a8cbe96a7f94b725ab2c13ae0f1f2734c0ab31108ff5fefb3e33ecb88a51ebf6227252aa01e9770a68af701c1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}