{
  "manageEntity": {
    "action": "Repost",
    "entityId": "912905402",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7f827929c9a396e8b67895530443c83c20fdc9f23ca0014c70b5b0a6aceed26b",
    "signature": "0x255ccbae097f87d8b08d39135f7b369c0b833093b362c76f8598e70331ec01c77e9ff055d588b7c698bc3f72d4ce6a7b63632a11fe12e4e20b1bfffc0cac66201c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}