{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1341417",
    "entityType": "User",
    "nonce": "0x8318e9385efb65b2f955ce6a04c1737e11d25af94954ed61329d51fa802cbd8d",
    "signature": "0x0da80e729d983bd03eacc3261aaf8616ecec1edec2ab1a21a65aee240dc82e6a17ec159396240a7e18661811f17b454057d26d4ad192ba30ff1be4e03c40166e1c",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}