{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1396396743",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8b7f59856c8564e4fa6d04548026eb9d9e445f2470e36c35d0f712f3f0d31c33",
    "signature": "0x1cb769c54126d65dae02de357d806ead9ccacee772957e5a78f8223536582256354a0183081add1de4f004b93935e9027b7de10f7a4b0635f78bd8e08031c7481c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}