{
  "manageEntity": {
    "action": "Repost",
    "entityId": "473744",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9a9c56ba8eeae9e659229e101ade7ef1ce829e6e889f412bef6a470eede188cf",
    "signature": "0x60e25b7ef3c457e1e7f0c0d557ea0b621f7c5fe12a4507a9abdfaefb765b4f093738a2bbdc0c66a342ee0a93a129a54b87294041e286a0013569f3907dca70a91c",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}