{
  "manageEntity": {
    "action": "Repost",
    "entityId": "57313303",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19af00ebe7be5764a3fbff18a967a5753635319b328074c225cb704e23c42cd1",
    "signature": "0x90be2dd7023bf56293a1cc5e6520c66d3d49b8e03bfe561691257d784a5d373d77352422cf16952cf9a857ac133f1ca79d831c6bfe7c70e731994055d69cd53e1c",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}