{
  "manageEntity": {
    "action": "Repost",
    "entityId": "431515248",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbdf861b693b5a11e6628d15d0aba26f710cb652d5ab9b561a290fb51c51ca094",
    "signature": "0x857b8f1ae136a59ba74fb84c9d2bc776100a09ecf4918a764c5beb1f5c60d6bd69d2b27728fc47cb7fced3d2e58c0c00f0ce1ea10a3b133846f9f87039ba62931b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}