{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0xe4b0b646460346159e90cfecf2f98d382af837e212d23795b506babf35fbe4cd",
    "signature": "0x6b7dad75f0e809f0a8624c8bb1d2684560ef7096dcf1f84dab98df96e6bc7730026f8c1f40d7fe79e78bb3fcee963b9d6d0983fa1f6a617239ae40b8740cb4ba1b",
    "signer": "0x5d58E0F6842514f2304038bFeC49744Ceb504304",
    "userId": "624499558"
  }
}