{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827420993",
    "entityType": "User",
    "nonce": "0x26a8fa624741975ba650f14c7e481592a03ce80759beda2c5f472c1083557800",
    "signature": "0xd06eacb11ae5c2c9f5fc4f4f4e2bcd05d08548029f0290a0bbf5e48a45b3e922518e7379845bdb13857c5d2e1e3be243645fd1365f197554aa1592e19886b9391b",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}