{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "172",
    "entityType": "User",
    "nonce": "0xea04ac09e46d43329d691242f4521fa4cb6a5a91d7ec91a026b9c6823968fbb9",
    "signature": "0xb5c1c96c4e88e9f0ae86b559c2aa157359233caec715e94fdbf18e60484e12595fb7ca8c091bc6844d73c41bef7f5e6dcff78cb65cc140688cef26b55b8dcf701c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}