{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x5d6cbfc9c4ede84ab0189b07ead7861ac120e2a5c11e9ef71aedf3a4be38c6be",
    "signature": "0x48adc432354c39c662cc52965a6c9b2ed01e9d9bab902cf0bf39bc7dfcaf8513468e24b1f2d02b9cacda4140a572151683b2cc03022aa7cb81d38661516ffe371c",
    "signer": "0x1d213Bf7d1685E6C9e8589d81f7Fe642877f8EA4",
    "userId": "707945177"
  }
}