{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827420993",
    "entityType": "User",
    "nonce": "0x7850534738317be6744cf2c2710702fbb2a7786e3d8221199b5e0d31926a9c42",
    "signature": "0x598c50a1f5651e3aaba989a44cefe948289b8c8249be233069cee5a6d37676597c0f83da6727dbf474673fdd6b98a0f0a8ff33779c5ea31b025e97dd283095c61c",
    "signer": "0x6818B889bFEAe14D2ADdaC4dBF0eAe75779d7Ac4",
    "userId": "341292657"
  }
}