{
  "manageEntity": {
    "action": "Repost",
    "entityId": "678107157",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x43ab819fba472fd5632a636c7e72acca253d1b8bd8b879344a567eccb89cfd21",
    "signature": "0x914fbe15dd51cd65ddd7770e4389003d9b528a95dabd45aa58fbf9da6e7c8373174c2a53dda6b73a78c7cc545bc028a519766cba8577398411e47fcd7b0df73d1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}