{
  "manageEntity": {
    "action": "Repost",
    "entityId": "520149665",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xecd1ef992dcb545e6c004a4d3b2b2cb158207b0dd75c372eb06ef0d1fec6f949",
    "signature": "0xb186be960ba0817055d7ac6c392daa1d2da064480a203cd4e05acbbe454bd04930f6f549f90944bfeac20870347f00dad27c842bfb8f3a439a2a45e89b254fa81b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}