{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428367",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd8e2c0bc1592e52312ec62b50eb483a12e7139655a74c5259e2bc18d0906fd7a",
    "signature": "0x8e1c82fd103b3a75180621475e799979b89052693fa55c8dc7565a9810aadb8b6a7d429d007f0b29282579dee6bf44c8faaccfedf076f626b99e5b848d8f6ee81b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}