{
  "manageEntity": {
    "action": "Repost",
    "entityId": "291572",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x387e8a5b4306ed6d22cf6f7a1acce4799c8c8d8dab849000b2b73f52eb559bc0",
    "signature": "0xf3e8e795d62a24e54cd7f63371bdc91bec3ca13caf97fcea73b0322cee5adce401f9888200c54e5386795992ef42989d800314d0001e80494ec4e14e35bfb1b61b",
    "signer": "0x48997477d821e30d3Fa835d1Ee7809B3253Cb100",
    "userId": "75085"
  }
}