{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0xb8b3b329dc8aebdba96ac5cc9c0532c5dadfa11e5061fb941c5d002776842be7",
    "signature": "0xa5a3a5f78820f125f5e59a933663cf0d0ae873687ddd118b5d146ea822a8a07f6a04aeffeaa5bcbace6e406663c1d32567cedd39ce0e52d61c01c381b90462831c",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}