{
  "manageEntity": {
    "action": "Repost",
    "entityId": "764534",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb76036065958acb46cff2699ff066e1f8e5b6572f4913936d57b144a17fe7e1e",
    "signature": "0x3fcf6b12b9d71e5a802956445f3d189850edbfe8c3d22a31a2cc001ebe65a4050baa812d8141f1e142e8b407288356f454c1d94f0f843ff46db205381c1959201c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}