{
  "manageEntity": {
    "action": "Follow",
    "entityId": "1450501",
    "entityType": "User",
    "nonce": "0x72904ed9255688e8433ecfa83b3d0183a304f483ad75e445732a1ce8237e047d",
    "signature": "0x0a1486f9da663a9452dc7ed3841364d3aab7a5c426ffecea80d187d23b1d042222f3e9c24d5f664f455da31fde6d004e3feab7b71b5b944dd8642e9aad50dcfa1c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}