{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "115325",
    "entityType": "User",
    "nonce": "0xb011c92a0d1fbb4757cec96beb92753530c4ede83d668fc849164b4a1dd2866f",
    "signature": "0xa83fdd65514a0851349d4c4d9fd900b2106b755d195ad47ac8cbffe40843346f76710c88a8086ca6cd4c74dc29353b32751ef4b6c725607987d92b61b9061a3c1c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}