{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39692",
    "entityType": "User",
    "nonce": "0xdf789de979dc94784636ad6f9edaeb1ee155969df49f7bd45bde47ad810b0409",
    "signature": "0x12a07d5568c4cef2015f7ae72e137e9186270068d250d955e90761226a64dd614cd6cc6eccf38aa28e27f47fa3c78fe2eccbf11a619d83ff8298bdf8edae66db1c",
    "signer": "0x983820df6193710AE73868f6b05d65D5F2ED6402",
    "userId": "508601064"
  }
}