{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "173358",
    "entityType": "User",
    "nonce": "0x80b360c7924197fff37e21d7d548449930b872ecdef5ffc10071cc03cffb49f7",
    "signature": "0xecd5f7a023a1ba2604ee60921bdbcdacc836039ff1aa1936f632d57c6f7635666ae61c935a144053352a0fa732557158fae6cec02cdb93ae9c2e88f752bbf5a31b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}