{
  "manageEntity": {
    "action": "Repost",
    "entityId": "456750",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe2dfe026314326b1f710e55f6c88b7738fe2573df32620d3856ec4666ef49b65",
    "signature": "0x90d6e6ea8ac2473d02f68ee88fbb473508288c503bb90ab3586923e72eed13a95657f7b0f5e24b0cdb33e944f0a6d9a2f0bc85e4cda6022e4eb2b48ffbdebcb91c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}