{
  "manageEntity": {
    "action": "Repost",
    "entityId": "499998795",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd54f517148c6d0c3e42dfb46eabab3674e99302b3786ee16e94f2566a8da883a",
    "signature": "0xc0580c3859657623a59977ede68a2a21a73e6a13c9b8cfe132e250df2c89b2e506fcf454109d578995b3a61e3069a323ba3ca9595d516f779d75138cd3cad09b1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}