{
  "manageEntity": {
    "action": "Repost",
    "entityId": "4748931",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe33eb98f5137913ff9adcb99e126cfee6d562e541cf2d438ddbe74d73331982a",
    "signature": "0x1a3ebaa66e8aa78002e906c3d9d3f1a465d15dbc7b1f473c0fa6536e8dcf089e74cbd37deed2ec8b0afbf136d3dad3c973f09b68429d343332bd3561ff5f6bd71b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}