{
  "manageEntity": {
    "action": "Repost",
    "entityId": "538729427",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x657ec2ac6184ee3e53092556838049e8598c290c6f8df8188bc56d97fbd8e876",
    "signature": "0xf1d11fea173c81770e6d45436917c55f50fa46420f5bac3fdd13eae64fbf30622baabd1dd650c37fba021a9d15442ea490ec60f4b15b540ce617f43a0639d3ff1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}