{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "203752",
    "entityType": "User",
    "nonce": "0x7fbd447fd270f72bca1b103552edafd5d604cd87d49db8d1f04a2b2994733b73",
    "signature": "0xd2fe710180dda992ea5426425ae1abbd0ffd75f3e00cbc4ba42cc80e322aabd42b8fb0c689a28f07ea20797585a9e6b430f698d330f8d393456e99929104d3661c",
    "signer": "0x8fb06be829c5718Bb968af1525d910B795617ac0",
    "userId": "950478625"
  }
}