{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0x71c3ee091dfa1d188a8d30fb2e897d5d9abbf13c29d1731fffd00a3965735ee0",
    "signature": "0x1f72a8ee3fef7733cf2ec5c5e672f6bc40a2fe044b165262eb5743cc55baf40e709082c020a0120ae2fa262da319613b1ba868f2e78d186bd154a27c18bc9a161b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}