{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "994858715",
    "entityType": "User",
    "nonce": "0xaeee6378d6dca765ae6339286f14af583cb47fe8607f886856b349e1e90e5192",
    "signature": "0x9335433e48cfcf22634220dbb00592dbea4da7f9b369de152a124be3d4577e305c13349e485eb5ec0734ef159c747ab5e2dc4eb0304be1c39716524ba7c1be481b",
    "signer": "0x6B239e9B75f27b519de7Bad3a26a0b7d30e32D3f",
    "userId": "311257477"
  }
}