{
  "manageEntity": {
    "action": "Repost",
    "entityId": "731694",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb2de811afc70f2b335a4e4844702bff9b0c8ab4c7343c639d2477a2b145e56c0",
    "signature": "0xe2e76dfe01c74928ef0897589d46206b5156533112a9f17bed7bc56c4d531d205d037c7cd52bc2621b41f5ccdcfa10e0f03a22b6616defcaea97fbb93cc589aa1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}