{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68784",
    "entityType": "User",
    "nonce": "0x71f1e7683372b96cf27cf708307efb79c259b03c4f843d6dbf793be11eb76185",
    "signature": "0xd0a850b1756f54d0d8d998b018efb93dac7c11c2734549554f70ac5417dd1be751fe01a25e4f946cb2384874a2a1196f322dbeb1455cafecef5033aaa84ff64d1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}