{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0xf9986e5cb5c9e2f24ad28d3ba0b905572398a864c8fac95e9fc0cc65e743c8b9",
    "signature": "0x7da9d20068d700bfeb52e29ce17f8a7572d2521521f28ebf2cf69e587c65e1b04a6a24ccb0d148d72a093ec5618a1c77b23e6d440a14c1c10efd37fa5cb587d01b",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}