{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x0d1e877c78d88c281a7f98da529787c793a8b462db18655d5bc2d66424f35ee4",
    "signature": "0xfadb9c4b7f0cadff682a0b8998a2516058450bd94e47b9d5b377a5d17bebba695600e34eeda668093dddffebc4c151e6a47d66ab032a935a27e39d45339ae3321c",
    "signer": "0x257c9f4A9563d6A4a2bF3be7Da1738e167fcF295",
    "userId": "301719964"
  }
}