{
  "manageEntity": {
    "action": "Repost",
    "entityId": "522239638",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x53d3899ab1d34c10d1f3f07406bdd32feb9ff77a39d7c7dec7674f5146c60d0f",
    "signature": "0x5596290bc3c87e0d05f3008beab721ab3c35d01a44bbfc0dd6734e220014f8407c7d1cb78bdad3824b8c8119e21b5a16db5d6282d837a83350b3169d801bb0781c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}