{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117328",
    "entityType": "User",
    "nonce": "0x2d1fc92362f931ad582933a8d0866568e9a09827d143ef40f428adecea9a68ad",
    "signature": "0x17d072a25269d795d9ee6829a1875d7a6047d128fc97b687246e6475e413a16a7b3bbfbec1b46967d9b3dc3075efbde64d72c9f15ed9c4d8af9b0285cd4488e41b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}