{
  "manageEntity": {
    "action": "Repost",
    "entityId": "588404307",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9f84d88b99f2efc6fd0c72f385f0642cbe5f4a712414afee1831f2498daf831e",
    "signature": "0xc5b3c7b17e57ecb9dfbb8101d3b8a566037448d1c15683821b41f084ab2702e81cb1c22bba883ee978bbf52088e2329d5ee481904f981e5bb2a5ec7a2b0401741b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}