{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "794062771",
    "entityType": "User",
    "nonce": "0x06a6529e9f1c3848c1c9f5a4ebf70808b36463820ba58cefabd89e6941a085d6",
    "signature": "0xa5413bbe6c4a6c4aae855c25c31ecc087841e034c9b05644d9b9484ce800c14d471d17fece1c1f1dc6bcd4a0359572a9be980e7677200aebc65f6ea5b0e43d9b1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}