{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "735980234",
    "entityType": "User",
    "nonce": "0x0b41abfcde03d079f838f1277b197e8dd183ce10868a1c221845c45aa8355c63",
    "signature": "0x91f89f23b9a1b08934a93bc0e070dd79dbb42134933730630ce4ba8fdf163eaa12b1efc2ec1156a46112cb747dec4ec70af74b4aa8a1e590f392ecaa1373cc9e1b",
    "signer": "0x85F59ae09C50C39DC9CE1660B0D49082C751ce0B",
    "userId": "162449215"
  }
}