{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59528",
    "entityType": "User",
    "nonce": "0x1a2926eaaae104f9c969454bd76c5cd3072a786e8b51b0d92b87268bb63fe681",
    "signature": "0xd90dfc17432ad4ccc3bdcae804b1d29fb27f9adb8275b4c44b08d9d41a1a83c05112897137e5ac98c163303aba26b00289e0d4fe8cc4078a938fc79189a4d1831b",
    "signer": "0x2B1530b3d65cF43ecAf122F062803F2B3b284F5B",
    "userId": "891157649"
  }
}