{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "236177",
    "entityType": "User",
    "nonce": "0x6973083d396ff0d3ef407c1b8d069008409fab50172c5f964fd6c1f81b8a280b",
    "signature": "0x69dcd54502108866aa449d9c488a0b0fc58535c0ee329e641718f9de2edf964e01a7303460a4fe431fcd8d42e3cab723168d15044820e2a2b8d50eb18e4475021b",
    "signer": "0x4D8EDeF47b57f98c89BDFf851267B0327BE4cD05",
    "userId": "5307724"
  }
}