{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "109379",
    "entityType": "User",
    "nonce": "0x13cdf13ef5c12f8303e324b144bb10c346f15968f25e4542c09d2483053fba15",
    "signature": "0x21cb044be38d2850e5c7127aa7e63fc137c61f6503d6f49130b7d0c9f7339d0966877a9eadeff2f4c63e964a3189c5fe9d713f7f97bbab35eeffb8cbd4138c311c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}