{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1607764907",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1d293c44554072820f695fe0827e6e88b7c9c9f7931d685287bfc983d1a7ae21",
    "signature": "0xd86b7a5751408e4a51cc92da481fae6515655bd65d6aa84d14ddf9e796c709ce3015d5c10ff42650da9e12e5c4cd100edfa14a374f30bc4798ab8d15876bcc331b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}