{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "106502123",
    "entityType": "User",
    "nonce": "0x51ad8c99fa8f3532c551217fa687b3db6a51a279bc0e81ff2296be1a997c33e7",
    "signature": "0x8706dedf0ee6936f02999016741f155d205a11cd5463c84553cab2cfd6d7ad1d1c9cc26195c65efb8c72b1db64be177c841aa0a1419442e8c83f79600fd8285f1c",
    "signer": "0x227c6D4cdFc19155a5212Bc082E6079835436E1e",
    "userId": "94961"
  }
}