{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58222",
    "entityType": "User",
    "nonce": "0x6dc781d74a869ec11a4d16a780a1956fad0fa867c55fb56131f02fafb580c60f",
    "signature": "0x9be540b3c72cb2d1c494ff1218a6caaef7c8b311af5fb649da73a8f4378ef7010878f920110b0888f00e1933ddc1a0063a3ee721f2b37d6b49f7c0c3dc7b02871c",
    "signer": "0x0157D745aebb0AD9f297C69193065ce6fBB09853",
    "userId": "208486764"
  }
}