{
  "manageEntity": {
    "action": "Repost",
    "entityId": "290136",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfd1a8a581e426bdb8549c97409d1ad94caf566b0ccd71e9378f0a5a847fd0e71",
    "signature": "0xd70f67173abe30d0ba86a37a69a62a3be9e8a124e1d9fa138b7fb1d347081ef61e02226730b6834cc9cc39f2fb21e0bf88b071b1d72685a3405b8d1c40211d861b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}