{
  "manageEntity": {
    "action": "Repost",
    "entityId": "559031",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf5fe69282d9ca760895ac82b0f0d77a2102ce2d22235e74112ffc6ed1170f672",
    "signature": "0x3cfd897da6ecaab470535e70a94d9a52d76ba455ffacada19596752247396f4b59adf753473d2fe8e8b50dd21c2f641a2489d12642adf9629e83f097a01091501b",
    "signer": "0xae90B21484a70AB481a9557D0F200B0eF6816264",
    "userId": "114402"
  }
}