{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "320094",
    "entityType": "User",
    "nonce": "0xda73ac11d182fc2045718c1f8dd6cafc38c8e314d05a57e7200e1f88048721e5",
    "signature": "0x8f8e0f6e5b80d13138ae371596bbf9725215f399ab0b011c9cccf9618fbe239607b243b083ae4186e0a7db0c159dbc1f102af00c61e9eae45712533d51a94b0b1b",
    "signer": "0xDf2ffE41EC259B85B3F9C88700b293499D4Ae6C5",
    "userId": "339350040"
  }
}