{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3927",
    "entityType": "User",
    "nonce": "0xb307ef5d101fa10b75b921c6c4d3e0dd10432dfb586384d854b5d0bb18f5b34e",
    "signature": "0xfe280b743ed0a9376b761215f2c961a18ec0ddc14b71dbb644cc9c837e4532f00fbadb2d1edd8c67eb1a7f6054e29c37b917dc281e440667f36ce226a35bee041c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}