{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x1abc26086185c693207b4afeb661a899fc10c380d97e0eb5ad75472eed3f565d",
    "signature": "0xb918a74ad134a0622296a65956d3b4183e527f4f21895e8d2e09f1ef9039bc6632035fef566f5a91f61aa20eea196c4da7026ea9cef15b5527eece470bfe02861c",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}