{
  "manageEntity": {
    "action": "Repost",
    "entityId": "19669",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7e312b5e2695fddb1a9d30fc8730e6c80b7bce083b5c50ed6aede0b0c836e719",
    "signature": "0xad7727b9c30d8294627bdfa813ef36050880959992257a5eba5f3efe22f2793575caac1b4797a4ae58ac3b83c3b3d390844104460db3c6b4c3dcbcb8c06945ce1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}