{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543475914",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd186db84d1e482c83bd501a8bbafa851c00ed90a028ed4b0eca8a4befdd58c02",
    "signature": "0x263d1e6861b272160836bc1f8eef3be82e81f0e9c6f7144bafc107e137b147f52ee29de8f533c7058050e77e203a1c204be88ef1c7de5720d86a12af615035691b",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}