{
  "manageEntity": {
    "action": "Repost",
    "entityId": "121432",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa57ec5ed96bc62bdd87f09c1268ab5e5f6e14079e44f4c245bad01c4327a3994",
    "signature": "0x4f58ce6e552f2555dfca260cd2b797303a2553ae5bd3864c67e5ee86265555733be8f1afc7b4ed1f9b4de53ac9934a82141cc3b17468eb6e88fa67abde67fee11b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}