{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xf6a9cddda22ab144f5aeda0c7a5a41cb543432677e9ccd7a1d8811e05f5ebe40",
    "signature": "0xb8a35a113e272a3e4cb4578b2fdddde7ec08ca660c4c62fffdca77bf7f2467b81fbf652c31b137cc5d96cb62456b14262ab860cbaa482c60cb9292b1b919f6001c",
    "signer": "0xdB859da145eAc5f173b5a68ee5F22434899fe416",
    "userId": "881880880"
  }
}