{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "614212580",
    "entityType": "User",
    "nonce": "0xd39c451f6bb9aa976a01fcaaebb74acddada1d4f2110bbcfe9a6cd1adfeed1e6",
    "signature": "0xbe3c6948b002909ed7c2e22c982902239e8c96f0e2a06c07aec1d71e4bd65c755b5d632e1a4cce601c8db11b0b59c7870a8a54d4bafd4ad8556d2add3d11ec5e1b",
    "signer": "0xe70262fceA7ac15aEce742465EB134d0435Eb0d4",
    "userId": "926812517"
  }
}