{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29243",
    "entityType": "User",
    "nonce": "0xd7ae45f3df7ea4f497c513ffde5ec9f94ad925693a812153f7ca5e7dc5cdf5db",
    "signature": "0x8e5b78ae0ff5850244bb50168bebdf330bf42df1cf84048f41958b0ab95690264ad0dec007f0b066ab7666a290bd4f3a88ecc9cf617dba7d88afaa639cd7abdf1c",
    "signer": "0xA7D206a8f2b63986B1Af437a01CFbCDCcE69601e",
    "userId": "856769027"
  }
}