{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "571117272",
    "entityType": "User",
    "nonce": "0xfc06cd3e3d22f62475582182e7c0600aa719ef7d452fa8035e3ba264c657f2c1",
    "signature": "0xf7288bd4a9939fdaeace4c173bdabe815372c0d08e3ad3452b31c5d361e912436b565b4cfffe3d9be327f99561693babb0f1ade0d9436d246c32bbb1dd33ca581c",
    "signer": "0x00ad722e3508336F04f390c0Be53dC5f7bE9c9a4",
    "userId": "160386533"
  }
}