{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545855",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf9ecb94501b8480d459268c6ca810ffb6fd5d5b03b99e2c073a685e9d5cee380",
    "signature": "0xaa37bee94075ed6ab1baf20aef052b2277d2500fda240c863fe985910196d68741ce6f8d9eb40919b5e18ef1c29065f382e1c131f71aa9efad64cd70c53eb4d51c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}