{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1387794692",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6b48feadbfdd7e5201b2be0ca83074c71dca93949ab0c49976b7de0c8b8495b6",
    "signature": "0x381012570474fdcc1499b250fabd9383da27a98753a121561fdc815cc3ebe43f5547717992b7201efa75ef03770f4c3aff203d9afe64598d7151fbed0f65cc581b",
    "signer": "0x19EDB4c1a8740c323f6e57B80F3422C01875289e",
    "userId": "390804"
  }
}