{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0xc0b3bdd426d6dbea278637a3562855f7ae2654c382dbad4fae4f452169390920",
    "signature": "0x6610a68139a391537299bcbebff5cefc26c664de4b0ef605fb05e338934ca9bb2d04aaaf8843bac5985a496cbb4ac741cd5afbe46de6c5d4132f65a3da7ada7c1b",
    "signer": "0xe1eAe9Fa3Fef187944BA6cBa5C534e1ea257CA4E",
    "userId": "344552512"
  }
}