{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "61351",
    "entityType": "User",
    "nonce": "0xe9700d632e3ce5b8ec27b7c0ca4cefbd1e28318285425c29402db5bb3a521d88",
    "signature": "0x6ad2679f8008e790c4e18bc05c18ff8d7a4a20476c37188fb50d89db217ab1e1086b9dc8c6b874bb55d49dfdc7279ad8b5534d447e0c90edc3e4ca5f541ac0551b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}