{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x2f670a0c9620b6da168dd4f86a8ff5abda5ca2910c2da40307eb16ab0a1e0c8e",
    "signature": "0xe37b225fffbc5375fbcf87ff29bc8d623d3ac0b9a52eb95229396f9026c4dd5e58497889f3cb3cb55498f2983394c77bc3cd18b5483f4da68329a964b9e8dfdb1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}