{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161324",
    "entityType": "User",
    "nonce": "0x49738ca2dc60aa4a9acbc28609a98504f094634154479d23a35d8eec1a0bff36",
    "signature": "0x7e79e263e0fa6d7645d294f181ea95412cd6ffdf7931826c4436fa2fd1692cd72ed228806869687422181c8d373c2fe70af2ad1dfd6b0b6cd7b2c8a1d7d322441b",
    "signer": "0x11cd379D12F9a2c7BAaE2f74F1914A8c50faF2c3",
    "userId": "387949683"
  }
}