{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "12051",
    "entityType": "User",
    "nonce": "0x4ede14efa00ad8a44291cab3340c3549458dfeeebf3e33c92294b65ed6375b43",
    "signature": "0x3146844a41a8bd4f73074a80241f181227dceb6d5d5b6f7abfad122ee3f09cfe357e2d0e8b4953ae7e140fad5649ea6d5d995563ced484dad6308618d3e6ac8c1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}