{
  "manageEntity": {
    "action": "Repost",
    "entityId": "476767677",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5a66a58f849e53cf2bb90f4dcbfa059bc12d2538457e28b65abbe00bef6c8bf2",
    "signature": "0xc2c8b56dcbacbea1a1f2afb7def6cfa4a1a6761745178ffdcda3e9575b4f622f0a8b8349709c4b97cfa7533c5196cb0b3950a92bf56d132f181ad518910b1a471b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}