{
  "manageEntity": {
    "action": "Repost",
    "entityId": "774995420",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9fd8ed983e7b1b70a4ca25f859de1ef568d0ba5e7297ed26686592a8ddd141af",
    "signature": "0xb5eeb0cdb9d2988819dc0f2992df0f9ea4ce29c3589b1b86798fee14b47a76fb34e98131ed898bac1240bb69811533e4635acd90be771eba147f81d4c3113ac91c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}