{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x3a041f2fbb0c92e9dd7c5bbe21c67c278613a9972176bcca043a4dc3c098a9d6",
    "signature": "0xe70e197da40d6838c80c938a9c3106ddc954338a9096cf5f0238132b1a5deb3d08d2af5fb1dce29f374c29063ecb2892acb881a642c4700c617c509b12cfde841b",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}