{
  "manageEntity": {
    "action": "Repost",
    "entityId": "617778346",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x01c12b5e775f739ce0d3692e6562b8a36304de551b04002ae3d344f5d5d18bdb",
    "signature": "0xb768be7f3f8725eb97c9a6b0727db2f96f4d7e0d8c31032b09378c28cfd49c9625aca17e8a891a549c5c680e857c9b842b73bcca6c6c455e3e3dc46115e3df0a1c",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}