{
  "manageEntity": {
    "action": "Update",
    "entityId": "860699447",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera42a3q7qnfuwsltt6r5gvqr6luu23igduizn7szxvusdyeu6yy7ga\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[]}}}",
    "nonce": "0x0e7aff68e92eb8d28237a39eb88517e089bdd1d732422a52281b33bc107d2a07",
    "signature": "0x7f27d2277b4dc23ea5a3c47cad1cbcbbcab2b7f5e900f64504225fd6c3423d0321523a7582639e4655898a660e2e97e04f297a33a57cf7b31f8b09d378953c491c",
    "signer": "0xb52E8FcE6ECCedf0147ce1d916621AB9fdA52bEB",
    "userId": "860699447"
  }
}