{
  "manageEntity": {
    "action": "Follow",
    "entityId": "21139",
    "entityType": "User",
    "nonce": "0x88f44c527f4af6a7f30db843cc2f4dedb17aee3e8ca6dbd5d9514b870c1e6e5f",
    "signature": "0xa0906f6b1fbd3db09ddffbb7bb4a4d3f85a08b649c0437b6e36fe2ccd594e5c768e563c0bfafd04318faeb04855caba30b10d400fa7329adbd122261f26d28701c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}