{
  "manageEntity": {
    "action": "Repost",
    "entityId": "575731",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x04cd259daf685ac33a1f2c3ab0dfec408391a2fe7953864a356c2fde1cac823a",
    "signature": "0x852a5c5bae4137a0c6e59cfb6cb828580ce6d45de77748dff1c4b8fab5c32d9e66360bbdd7c219f8e061e9621ab842da28ac94bd1a01cef1c43e2cfc9a5879291c",
    "signer": "0xd648B38B61b65e4F8df57D4EE65560D8DaacFDb2",
    "userId": "277314120"
  }
}