{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1495196449",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6f296d0a11ad8a3297365495d894c94ff5647bc4b4e145c149f6a38e8e8cbfdf",
    "signature": "0xf2e432deb29c0b5527afc60b2d3554e380a3f6ef15f64de46cd51a88d64592a06d84d5d48d186681c66e456b631e1df5943a357f04173f97cfea6e2678a7bae51b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}