{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5479",
    "entityType": "User",
    "nonce": "0x9e89e0d9bd58b665f651e30719396c23dc34e10f47d7f0d8088e6620914fd58d",
    "signature": "0x210006b42c7ebcc1fba4bbbb65ff157811427dbd859a73b8aa3d9950868670235916617ac62089c8fd3e42af0455a0a4d3769e6d0df8577326e4bedabf43a5911c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}