{
  "manageEntity": {
    "action": "Repost",
    "entityId": "604564070",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc6cc4db29deddc74def9ee0755bc19dc74f8d06836dd1dc3996ba48369c6e7b6",
    "signature": "0xabe7ef6fc29e362627d4f8b560313f13520df40cef5c8802908440f7c918e4922e4c4b880e4a025b7a60d7e0053e7b6c4a1b4ffdfccbf6a0f9ec74845bad01e71b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}