{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "226438",
    "entityType": "User",
    "nonce": "0x5a8861f9037dc9a7c05cdbfe83211f7f02a7239c08e29401755e8b33d2479a15",
    "signature": "0xb583c223111b30944f294d3ba3f3ec4e522318cf0c346fed6ec2b518fc8756f57157c8a6a9bd45d83838aeca5538d1ce7cc64af98d48feb75b70d2ec746bfa281c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}