{
  "manageEntity": {
    "action": "Repost",
    "entityId": "535425487",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd049dd0fc8ee737e9ab6a6d886786ea8c574f0d732d8e603da0e21ffdff22264",
    "signature": "0x71a9d31d0dc2d4e9249a7b90413361443eeeddafb6dcd15dbe1017403377d0b85639ff49a461f992271059f3f81d73337304fc355ed182e8c849114e2bd1fe841c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}