{
  "manageEntity": {
    "action": "Repost",
    "entityId": "723490",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc3b51c09941d3606dcdfd01576dacb19b9bd469125e0b3260fd60d0b6d661008",
    "signature": "0x887d4c7328d4c380e993de7c02de3a54fdfd3f35357c3d119ea68ef4b875e9334476d2a551482eacf081e84afead3e87925706787acf90adfc12fc8677e325e51c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}