{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x99118bfbb65d709ca7b73da1a350c2acc2e1091b66895da70f328f5698d09439",
    "signature": "0xe843e392f8d07e4fceb8ee00c556ded8bc1941f145b0685f745a96eb66cc74435391f9c7aba301ea399b13716821d18a0da822d431dbaa5e5f188ca9cec85c1d1b",
    "signer": "0x0e0e03A732AAFA71764ede5673F106b9e1FB62f5",
    "userId": "262552045"
  }
}