{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5862",
    "entityType": "User",
    "nonce": "0x14a2687e94d773275d7121af0b43502e1ab0cd978feb9ab0d682554bc44bb604",
    "signature": "0x514add8455db5f68b6b3e04c011a93fad2d008c17ba91109efe8e8c89bcd0ded156bc76a0f694bc694a52861bad6dfcc1f26805711ac27ad07376f38f24502521b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}