{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428415",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd1db11288b450dd5943ebfd542530c7e44d9b4968fb8b2bc315a0a75f27bc01a",
    "signature": "0x31d590aec896fd51ebc9a1d521dcbea2efdb4e9d0c4e41e2776af4400e06d7817c4e6f7b4bca103e3f02ccdfd9ecaf142975618ee870ddc694a9c67d8d9ac11a1b",
    "signer": "0x4fdc03E53311BF6b1B8728dd0Ae0630bF74176f1",
    "userId": "162770660"
  }
}