{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x6dc3e597b4892f9588308d2bb157343f7685bc49727a5690f9d9167fba494db9",
    "signature": "0x6dd8def5595ff17d3f9bef09644b16ceca1fb1f968a46fbd23fed8539533dad30b354a944153a547f22042d736705e17dc471d836504369214aab2198e4c64f21b",
    "signer": "0x8dA1fBb8C1638201E5bA074130AAfb0B7602199C",
    "userId": "297045622"
  }
}