{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544521",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x66d717a3467342ff094c29beb89efcc465f214725aa92132ec3215718b901cde",
    "signature": "0x7deaf60945c595b89a5310797a61b0e29ed693d84151553bc5594ef435f37f161ab52407a8f7f9742511c3ce5f0c24dc3fb3fe4e02825abb763470167f2c52bc1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}