{
  "manageEntity": {
    "action": "Repost",
    "entityId": "874429440",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdf75c459fc0101fc526b08bd4a928848b8de8e6c581b8966c9f0a0749b4a022f",
    "signature": "0x18943d6afcd16a58396254ad980b9858a7627c5c90053cb37f4b66952844099a4dd6c7837d5e4c9939338750f129e256f6aa9667c5f6065d4e3a71cff97379771c",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}