{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428437",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3709b3fe49d886a9ea820b58e45cf7b505a8a2a65f8d2bc0adbc604a3f03b77d",
    "signature": "0x9a4f2370daeb3912c7e8c2cbe737dd17d9682ed90bef07a2bc83858ae50823515e668cf6622b646ded35ec842736798d3d76000275cf5d5e10ff6482411a073b1c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}