{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5862",
    "entityType": "User",
    "nonce": "0xb88b867074c96e9c2cccd6b7baa69ec3ed9612cde6e70043aaf43a234d76df9b",
    "signature": "0x9aee337b1a48677d4c14cae70b58cd47b2f598047bddc0bd81affc64aac1c9485e65422a6159965fd1f1a0bb1e98b886a0fb58ab1f3083345692f299abfc56721c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}