{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35657",
    "entityType": "User",
    "nonce": "0x79cc8d57c62ca5a770880d8723101dcc0fdeb5f7eed5be21d12249bd976de83a",
    "signature": "0xca1f0ec5e15e38d13facbaa012bf1357926ac881d50bcc97fca68fa3dbd45aac03fbc9f2014c765a877b05b910dcc4b5db5c81881f2d2399ff294e7ffb4d41371b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}