{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xde7f66d01a0347f7240153c142d5fec490df2715b18dbbb14bd5d188a7d10d81",
    "signature": "0xad22c3b83f7ff29831cfb37e0a1ac38fa8b83bcfc3e569c37de4d7355cb32c104d4b9d9630b80f9cf55ef7828ae6a03a3ce9e2104a18a1ede5db7cdf9afb0bec1c",
    "signer": "0x6aa3E2bE2AB45Fc2Ad5686BceE8143d03636F391",
    "userId": "89723135"
  }
}