{
  "manageEntity": {
    "action": "Repost",
    "entityId": "137987289",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1b4b1a76a73ba28c7f20c0d1026a37df79021abaf446daf82fd8011dbca1c5a1",
    "signature": "0xfbe46ea1c72b5eb8540565ecc3bc776b1441ea2f1c43501d93ff5541974e2dee039855f6a94cfea17d38de8e4c2cadf5a5e557737ae42d8392a0b3e5c32454c61c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}