{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x90b840308041eea680d711a3c423777a256f4155d52fa41e78c36a429d575605",
    "signature": "0x7a67e3c0e5ee91ddf06ce4e0bf07b34050b2334e05b2082b512b9799a15113803ebe5f922011474001237cb9fab05b92da2f6dbb840d0e4eeaacf86fb8feef131b",
    "signer": "0x1080460F21DCc82D7160d2C77DaAb22a92c4dD22",
    "userId": "162106877"
  }
}