{
  "manageEntity": {
    "action": "Repost",
    "entityId": "664240519",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x414cf017fbebc28b877b885f523edd14be8d8f3840400adede43c02a8dc8d662",
    "signature": "0x80f5597a6e20458dfb89e4a67da5ef2ee7c964c6dbcf48eac1a56feb59c4812e4aca063c63223d0c8f7de1f7c357cb83d93e0ffb2a092ec461939d2fcfed19421c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}