{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "158055",
    "entityType": "User",
    "nonce": "0xabfa7a208dc6a5ed840e7d157ef8399e17dae155b4551c58c6ea4bca9c2a814c",
    "signature": "0xaf2e58e415c8fcdb970938ab2645bb74c04b10bbc59613ee4fe264b426a3f05161889246f0d7ca55b3926d8c7da6e017dd45075c991ca4aae8b0fdb9d350e19d1c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}