{
  "manageEntity": {
    "action": "Repost",
    "entityId": "777572",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x31fcf7a74f1757f306f33363d937f8d725563c8b08d33790c910f58f6dd01c03",
    "signature": "0xcfc9865aa8d0f033b49cb697d1c716cef18474e78e600995dc1661c1ad2874ba160abbe2375817ca4d0b9677ea64b5f445f8fdeb1e37914ae407f7a06b2907911b",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}