{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0x08704a202bb099bd89da337a555f880579194645124fe6e6491091127eec0e43",
    "signature": "0x9f917a075065dadbaadc73e0146cd23af91a93296a8b84d6a77b839642df285b4ef3caf8f60daebe91afa5b69f7e9f036e78c96144eda734d46b6997756b386f1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}