{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1999811373",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6254f2a35da471e390e264c7463347bea0a434b8f2a53f969866b18104e0cdb4",
    "signature": "0x705214eb3f4ee66372cd871011bc0cff6a98c7a550a94c4cb0ed557f1165434a5953bf599ccb2315b837c50d0070dfcd6063faac61ce454161dbae51f650d5891b",
    "signer": "0x7b52e6AA15Db4Fc3A84AFF2b12e5B8B128eA8610",
    "userId": "808512351"
  }
}