{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x69740ef81259868c2ed30e217600dc533a9d855ec5fa75423cbefc4e9f9a5951",
    "signature": "0x4fca272139f850195f65aa3a1ed83daf79477102ea347dc2d3be1ca3fc16e33941b9e68bd34714b83fbcd3c053f6aa56637c1a2778d68dcf4fc34c836f0529351c",
    "signer": "0x7a991F28f8c946030bE26Eb8408414771247985d",
    "userId": "514559071"
  }
}