{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1603771356",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3f508ac0da3315f9cf5cc67b6cc99fcdd4fa136addad850f303fa62be0d5786a",
    "signature": "0xb7684751fe00dcba149d4e1b13e753212161dc7899a7e038e8f426de2da1636c19ee05d32960dd07919587b70fd31a8789b4b7bb58fa56088e424376917beb9f1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}