{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "925149974",
    "entityType": "User",
    "nonce": "0xdf5c6be20fadd637b118cc45543e45512cc05a53fa929591c450c3473afc91c4",
    "signature": "0x2744dffd0d14b8fe7dd3eeeadce6c342b9d1a72dd0c2e95a5c420971eefc57a623d2f17d7a496c83c5525ce6632cc82230fcc7ee5f7a8796aba9d6d9858f055d1c",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}