{
  "manageEntity": {
    "action": "Repost",
    "entityId": "591013279",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbc2feab35cf73ca475e1a9a0e1ff0e0e9a491e93cf61d1cb7631de463fbf0f3d",
    "signature": "0x341a7dcd2ed18e7bea0998b25147f753a02430959ebec78ce8df1634cf4c3fd37ad6e053d08668c12a7c07b2529635283af4cc3e9f45c5bcec497c355ccc31911c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}