{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1797026",
    "entityType": "User",
    "nonce": "0x2e0bf52263aae470f423cfd47e98fe3895ab07763b50177b0342673a72780873",
    "signature": "0xe5d6958c7ed3d8565d2214aaab55fcccc3701fb55cb3a78ddcc7abd9fccac4895b6b60fb062d77d5382424d74a0566e1a50e3feb716f1721a82c349eab41f13c1c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}