{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x22330515ad8a620c850cdd5b0feacda42137bc1bd6b1243d5f8f257860f885c0",
    "signature": "0x803a1584341a53dd63a0b790fed5343e35ec934294d23bdfaaeaecdd3fa113e968e64dc9bee7638300b60787ffab632b2f344f49202eb44017176c29d585641c1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}