{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0xb2cf3c124cb5d3d0adbdcfb161408da42b0074c26daf9b6429dbae6da07181c6",
    "signature": "0x85b1fbb4f57cc37adee2add2aec08959149c8326041c2f61eb073d10815285e5110765f165c3a6c77ab3a167a56141b708e5aff4bda564ea32dd8151a86c84361b",
    "signer": "0xC32e30fB29Ef0b4421f1a1A53fF0dfa8D373A292",
    "userId": "164548225"
  }
}