{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "369187",
    "entityType": "User",
    "nonce": "0x6686f2c0ade236d8c7418270a9b12264dd77f8c353ee86dd7f55b3275163979e",
    "signature": "0xdf986c24bc3aae9766ec481685054c1a6bf9438bc9447e1178f69e2777d9061d3c66f399cf6a77a257c35d1a735dfdc2a725ebbc0a056c87d2ac90eb4347ab801c",
    "signer": "0x8739aB96B52ccc56d0E5226Ff69659162d4269A9",
    "userId": "320952162"
  }
}