{
  "manageEntity": {
    "action": "Repost",
    "entityId": "299697882",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x04baa3b7a6e5d0bb35f757de406ca6391b21e8e765e63abfa2e7ae183b1bddee",
    "signature": "0x93259bfdd74baab4cd3d21c7672fd71f32908e95eec3259322d8ee92a28073254d07a1505fccebe9ef2a035b8284838bfa2ee33a3f9f0139b1ca1ebe275dff731c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}