{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77214",
    "entityType": "User",
    "nonce": "0x854932aaa83b952f94e6d088d86d9883c406af754bb0980dbf693790a8e78c83",
    "signature": "0x5aecc5fe78c8daefef7fae17a882691ce7a82f1542e2561534306c37ec94d7f82df8daea70e1453e4c545342c3552188c638e92ea1c9b1a2937862ea1317dec41c",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}