{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35918963",
    "entityType": "User",
    "nonce": "0xfd38daf4f09ae008b002f2571ab596542dd8f67e74e49679ca0e1f02baa1db48",
    "signature": "0x98b83322309abd656f68718bc9ea7d5a99764197ec83ec1c9410127e50e70b8c76f73be1cd726638866feb622328b450e78f7ca16a6581cbcde1aecbfe7524ea1c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}