{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "72722",
    "entityType": "User",
    "nonce": "0x401f302c736edc5a707d3880daac9b164a37b7eaf3149d626ad3363d882e0944",
    "signature": "0xaed91a070f9dc2d022184a63b151dcd8a49aafce4114fdae09997dd9c221d4891dc74f5960b6694521e648486506103dca5c4dc0cb5c5ed0a0cc7c02b1fc989e1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}