{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "61035",
    "entityType": "User",
    "nonce": "0x90ae5b180abc078864582bb61b83c1d5c8e8d36cbb5b35719ab3b8a54ae57b87",
    "signature": "0x120fb767377fac0ff9ad205e770a8800c1280f9306ee26ef542541dc8c1e21a378c43377cb8cb102fb0b9ac9686041864c491d34f9ce6ef25e3084d9acb9aaca1b",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}