{
  "manageEntity": {
    "action": "Repost",
    "entityId": "757100",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x78c9fabb1218fcfcc17dfa60ce9f815f658c54515934b8f81e7403a51b9e14ee",
    "signature": "0xfbe044e90cf9e5c067b2db1566853bb35aa590e9c8d9d69e60911698fc1547683f837d0454eac9505c1fb9a756645b2508017c1aaac4a2592363ae4b517f81201c",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}