{
  "manageEntity": {
    "action": "Follow",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xa21650ffcc3526bcf175810b8c58c3d3629ccd50399d5b6e604860d5d30ee65f",
    "signature": "0xb55618e746e50551620ea23562ff97bc54b7cdc308fbf237fde07b47f71624eb5abe029b6bba9d07f5164beabfdbbbdcefaf3900a2db38dd74a2c9d6995c54d71b",
    "signer": "0xc03B0DC91D4dd69BB843F957bAe8D3B7aA1317EB",
    "userId": "40456963"
  }
}