{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1399872458",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x50532bdc4899cd5a27adea333c306febdeb83fe653e05dac7e38a5ce153914c9",
    "signature": "0x8cca476b8e28053fa980727eb19ccd8fa95077053c181244442d0fa11238fccd0f31196abeb4c95f81044204b6036f3df084b8cc2471a8260829a74432d2638d1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}