{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2029295",
    "entityType": "User",
    "nonce": "0x25f81326b31b506149204e955c4997fa33b19f67676369ccecfc1fb594c45962",
    "signature": "0xe530fa1daa250786cdf6afe6b11755da74d7b096738414714a7ae35ddcfe40aa5c84fb358191641c5038a564b1cfed077c4696131af1119c5afec8f3e88c17c91b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}