{
  "manageEntity": {
    "action": "Repost",
    "entityId": "873420304",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd5a527a6852ca96122d5bee9d64b6b91773cda27ca27eb2a2cbe07881d7e38f4",
    "signature": "0x0b640023e9f7629ec81eaa00f3f02e739f92a03e0277aaa5b0a60b3bedfc41ed4ec278a822d47af7ff78a13038ecf6495a594d4edf2b74da90d7dee12b6f4d701b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}