{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65747",
    "entityType": "User",
    "nonce": "0xda584a692c905102b2d2768dece3289c7c4d4b56286043b9cbd237568e53b6c9",
    "signature": "0x319e523fec3c245b4b0a016c59d9367bad49755097f7a0aa30f0a68ab8ae8cb72bf36430cb1cef56a59db180e1d6963c37d35bc689408c59b628ecd0b1a2f5171c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}