{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "247026",
    "entityType": "User",
    "nonce": "0xea6f47b6391b81cb095d96a9580e79a3293388f69ba54b5f74ed9e1af43065c3",
    "signature": "0x6dbd0aee33faac547382b3243f4e268487df8c09f29e18f34de32479e18d62c77bf2a5acc3b781493235e10b69044e05ba74bcb7c249aff5418a406ab5b4c9871b",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}