{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29239",
    "entityType": "User",
    "nonce": "0xb52262dbba47baa71cdcf1042759fd3cecb50c92da59effce826229d88ca6c94",
    "signature": "0xbc4638264676bcc48e44e6b484eabe52b09e1b6042f6ee14e83ba5143b4063031a61c1b67cd7c0ab0d1d8878b1d379ec9ab836d878308b67d5d97b9162a183571b",
    "signer": "0x8fb06be829c5718Bb968af1525d910B795617ac0",
    "userId": "950478625"
  }
}