{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179673113",
    "entityType": "User",
    "nonce": "0x93e4092735845354a3f2bcc3b24190a909e80468b89713683d5fc14197ab46f9",
    "signature": "0x4f6adaee50f83b0e85b985528bff06bdfccc4792073be133f0bd7568a7e703444b192d2c7794fed488ef464d362b380173dcfe91d287c0b1dc15f9a075a57ae01c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}