{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "471163887",
    "entityType": "User",
    "nonce": "0x9f9624fc78c6396c3cb4808541f3e62468f7ffc010ab48d6f633b8ce60575171",
    "signature": "0x00a106658927f00067958a1c18217ba24beceff5b0d99021012db19b10d2e90072343377f72d4c554cc42cd947ded5ce7fcedbf838b31e8c26844f21293dc1ec1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}