{
  "manageEntity": {
    "action": "Repost",
    "entityId": "556210696",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x284b4f7a8d2db51915bab11cda9338652f5cfa4489063ad44f2d5b27c54ca1b2",
    "signature": "0x347f137cefc7f2b72d27bd8fadf29ede86165da75eecb8c295bebec3e94d92ea435109b5ea8691ab5fedf2de09bdaea174099b4728633b8a1d72e70e884a49221c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}