{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "184124",
    "entityType": "User",
    "nonce": "0xdbc133adeaa15a70857855d22562c5eff87fa6ff7fbc722929b4a3cd995a9db2",
    "signature": "0x3a5564c337f00cfb0fb249f0a3426b9319663b7fc58dc38a7f704cb9fdc027e049525fa70db233d6b61fe8f07e0366b17e92cf62ce143d3694d818936606974e1c",
    "signer": "0x15F044DF87A440bA5eEeC6D18C219f99Fe2A80b3",
    "userId": "909119422"
  }
}