{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x776de342eba68266e17937a59573d62d886c6ca2f37b0c0fda0db942c41d5105",
    "signature": "0xa6727327de1b04005db97d97a82bd5d8a7337ea8f6cb4c0eac2493e45517419137ab68b34bc1bd4311f0dd48e1291b3b7e4bf76e7c039df342a07677056e2fc11c",
    "signer": "0x083626C5983025BFec0Ca7BC8FC5B244f8e29b75",
    "userId": "482858095"
  }
}