{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x762dbea653b1d9ea9d8c37e5e726d4a04550b70b271c645873a0bbfa21e024c4",
    "signature": "0xd41fb7e7922ef3595890c418397e500eec056242b80ba25fc3f9e2a600188c5025c8bdc21a599aee60f764dd2f34c8a0d84db6a48c7a8a409e916ad508f37d431b",
    "signer": "0x200bde37e1742bbDD4Fc1D298018EFaD7448754e",
    "userId": "372725089"
  }
}