{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "42216",
    "entityType": "User",
    "nonce": "0x16a6746191c7463c10f91841ff24299832027429ee35fd5dadefd45dc448bf63",
    "signature": "0x2ad253803ce2456201909650615c4cefcb096abec73ab46087c78390e0c69fb63f22b92adf8fb56bca366ba41cd444387b6e06cc8f09f3c9b755be7a4f722f2b1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}