{
  "manageEntity": {
    "action": "Repost",
    "entityId": "149768538",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd664038e12405cbeb21ca9dd8db22ccd3f81e57abad4c07791fd544f61a4ba26",
    "signature": "0x857cc27f4e0d79a89f4185b97c82b979e9e64d529781b53db1767b95fd5a12e46d64fb6e19ce33e3fa9c17cd86e95771110488daa16c8473c7afd6bcd140e4d81c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}