{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1457966497",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x90fd76ad016a92f7d801868bbd18c38e07a5689255a66e10158b2cfcc32e34af",
    "signature": "0xbf314cc0efd864ed8d36887679d41069004e92d30046a6fd73872ff7188a54a314007e9db75e81b227ddcd11a0e9af6e8753237f194a3671fc2043e047dc9e181b",
    "signer": "0x9Cf4d5aFdb327Bb9fb209F7Ae9Eb7E3BC6fA85F8",
    "userId": "723085841"
  }
}