{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18795",
    "entityType": "User",
    "nonce": "0xe30ae3f352388d7fff00c90244c320d7909899cde54c1ac90817a9dc29bba2a3",
    "signature": "0xa2db815215ca00816575d8a9c28ca9cfef373d52cfec113809a1ee301b9a35aa5f3b041078aee330a7710adb47a1d7c4e7750b92c13eb3c2dfdfe87be3346a881b",
    "signer": "0x07691D0C34E03020A13BE4B5a411B64CcFff5556",
    "userId": "9014"
  }
}