{
  "manageEntity": {
    "action": "Repost",
    "entityId": "607412494",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6063a5342044412330c8fb695b37323530e00df6948b850d823d8cda38447d84",
    "signature": "0x0f178acda3e7770a78af4128b0e45d12efd8a5a67436f47017581350c24702337ce39694cb516db206d0b6461afad0fe7b02752215e64bffe041218d7f6c655b1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}