{
  "manageEntity": {
    "action": "Repost",
    "entityId": "764533",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaf785ec5de3323c0bcc5fa258f8cbcf62e6869eedc0b2a72e67f7f532fac8ce5",
    "signature": "0xd12a19f229e8df9c7363c0b3acbf4185472c8496861299125958bc0c085182d17b9d010bf32309e8e2fe42e67f96f25b38642daaec7e8d520bafe529a9f924a51b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}