{
  "manageEntity": {
    "action": "Repost",
    "entityId": "974313127",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4f7174a30ecc46f6aed4885b325e56dc750fb3faea6bcb75f09c7bd3bb7968fe",
    "signature": "0x5ba415568c208b60de4844b23c9d4fe24d05429ff34eacc112c355be2ca719f31de6c5ad0cc1899ec769a02fce3fef327dece330bfcf25e9040b909c5d411f911b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}