{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1554557191",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0f0092e12f9813e1c19762b60a81971bdd901fd11adb94d490a2ac316acc9bc1",
    "signature": "0x147cfadac61b16e265545372dbb9c8c4e545672f9eb068e130967e304b5db38871b2b88e30c638d8231412a5ca1f65f882b73d2fa77aa8fafe9927a1981be94b1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}