{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "984045925",
    "entityType": "User",
    "nonce": "0xbca9b66844f5543b4463e5e034409cf1e0936b82aee5d6a2d057d231b865f32f",
    "signature": "0x7a114772cd90e3626e59dd25c3482c6b5914081c03f258894c73fb79e57673a0675689acc14ffeeae64e74a290c50d9c3e3987336a96a09e6fb128f4279a9e481c",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}