{
  "manageEntity": {
    "action": "Repost",
    "entityId": "51321",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5da1b0b181054aa114556f64ec028cac04109659c683e93719a09deda8c1132f",
    "signature": "0xd0126a2368ba2fc3da03f2ee58e54a3b356b42118531ee16a73c783641e5e7a66ee9a9d57d32dc8e20f952d73b522743cfc05364a63db4416919628e4b3e8d681b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}