{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "707937",
    "entityType": "User",
    "nonce": "0x7843ed078b5661ca5ca8a3743d4178fe0b7b2071be91e2a63aee8ae5395224fb",
    "signature": "0x5ec2f130b0b42deade31b026ac0570ae7c63c3b947e17e060bfaed8ee8b1673147c6cf0de2dac82cd7a98d11237c45601e4ad846743d3c49eea7b09011539f811c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}