{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108405",
    "entityType": "User",
    "nonce": "0x0c383f79cbc6f9d43315916a7421b8eb75116a02734ee31d7b670e86acfffc6c",
    "signature": "0x099a5909f195f82ac7b8ea0da8c3fbc269ba096e8ee600abe213467e2c23864b74a63ec857830e93326173066a08b09a8b2f9db28c1d63030200941f31df376c1b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}