{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "460147282",
    "entityType": "User",
    "nonce": "0x3aba51eb9c10da80930df383a3f9e1dae2fa6e42a7db3e7b64f4c5fe73a941e5",
    "signature": "0xfee6eec33570cce5399f0e3f8e248dbf9054f6fd58c91dce21332b9cf371ed7747d7f6d37966e9de755b87d3ba54282b39da7f86d9cb05fb2ab9e352582bc2341b",
    "signer": "0xd20e05DF5b8cb1e52cE88D75a2f412Bb8a61930C",
    "userId": "531366111"
  }
}