{
  "manageEntity": {
    "action": "Repost",
    "entityId": "558249234",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x430fd2d1fd2ad176146d5e7bbbd917fdbc259dd41127a494db6a3dc058ec0911",
    "signature": "0x4857ee21bc555512918c30ba5523553fd222f2fb2067c98f3a284e6b202e69b2266e2926362575a7f0f33bfd839fbde61a1684b4580a67b05c5ba8bd7bb0377a1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}