{
  "manageEntity": {
    "action": "Repost",
    "entityId": "253645743",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd5b2757caac2b87408d992c39a3f676a97e1d03095ed2a94865920e0ca472611",
    "signature": "0xd210509baf7652e9fb378372c73223f2ccdee7815b5109cdddefe76d4be56b8c403a2ae5b5708affe4177204cb542d2f897f4c3aa3d1be7a9e35fd560ee1b8961c",
    "signer": "0x19EDB4c1a8740c323f6e57B80F3422C01875289e",
    "userId": "390804"
  }
}