{
  "manageEntity": {
    "action": "Follow",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x7a2e963ce2197fbb3e9e3753b8f096e1c8a13752aab4c63d3654967b21774920",
    "signature": "0x9ccb19b6d45e7a6add83cae63b202b64dddc21ae2baf261f7ac4113a038bbcf515f0b9e33644be967c7ce05f691324affad4189c77dfa456fb1454ca4a52bf5f1c",
    "signer": "0xd5420857f5870ea432EAe5E7D753F57537111F68",
    "userId": "123190169"
  }
}