{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xd95b362d8f82834fa34f398f50cf2d961e9191608d4d8a62a234cf1c4c12fdb4",
    "signature": "0x2532253c70a48396dd0cdf7b28e31928c58a4bcf2ba735e9cf713f4796a888b06ae20d04a670d00e5aca0e42fc7b526090d3deeab8cb44ace40a4f1b300159ed1b",
    "signer": "0xbaebE65730fFfeDa12805BAcB73a64F73326DF77",
    "userId": "276255704"
  }
}