{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17301",
    "entityType": "User",
    "nonce": "0xb6c285b319ccbcaf1c5bb605da6de8f52e3abbedcd0bbcc5f9fec36b3b1d5f0c",
    "signature": "0xd1e8ac8f4d1a0bd46ef72515c24a59713b907164d04d6e8f452de28c0993c2ea1113cb2bccd18c9a35957c261e1d61bd352f3c77e6a0768cdec0f98697237fd21c",
    "signer": "0x83343BF7cEbA79378ba970a4f4e9A95aba8766A1",
    "userId": "205029729"
  }
}