{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1423941496",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5007714f8611d85d6b765f8561d0fa1edac94e3bc2e8d4258de52747e5cfee8e",
    "signature": "0x8a1165103ecddc550c91b55ef3350b1c25887d038ec85765a22a7807e4ce91363ff5eafa3a1e712dfb7f9bd98e67bcd995911cd0dbd79c59a1c218d55b719c9a1c",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}