{
  "manageEntity": {
    "action": "Repost",
    "entityId": "352951",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd52e590da0ce240fe8b9db700412d0ef67d63717060324307032192c1245aa21",
    "signature": "0x9680e6d3485b95a81f5410785212201702833ddb2b5e1913dba8de1a46796df1716945d4dbabe00bf4f3bb52ac33821ba3ba462f88efd1ef2af6c2044c404c471c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}