{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "50011",
    "entityType": "User",
    "nonce": "0x24f8bb78626625c8abbbf017694e0c317caa69656318c8dd25fab94cbbfb74eb",
    "signature": "0xf936b3ad1cab19089c9b9682ecefb97d81c08edac362589bfd5d0c37e30cf16019663722e92595632bb5e02e3b6f5bfe050f261e9a7ebe542a828d8aa6d6362e1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}