{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x037f65887aaffc9cb40e420c83ce9a5b780895de6100b05d9abfd2471533fbca",
    "signature": "0x470fe961e9f7391396810423d51c33ebca482b61d540238c1cba65acf0df34ba18a0b32170045b02e43e29f51b269a2619c7900b8ed2f6567b4be828ba336f111b",
    "signer": "0x849b8180f084363b37768C823c174C9786020A66",
    "userId": "817339612"
  }
}