{
  "manageEntity": {
    "action": "Repost",
    "entityId": "777530919",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xea0803dc158b6a31fe9206e9341293ffd4664ed8712a91a34170fa80e2beb2d7",
    "signature": "0x5b450572240bd0370dd55982bbdd2b0a286dddcf76f55526c9719f80dba5540a73ae6f350b5141288d7f85bedff0199c90fe6064823f9a902659f370a2e39bc91b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}