{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827420993",
    "entityType": "User",
    "nonce": "0x3f9a022adde8393042ac07f6441ee7a70642183fac61e6dcb0c58acc49ecb439",
    "signature": "0x0a1e3a7130d6431515278bf02edba7b6bbc79b2cc6ec4e9b835015c1d651c54f4844c5eaba7045d10788dedceca43c5d9f8a6e3d3f3a879cb6dc752d9bc676111b",
    "signer": "0xe70262fceA7ac15aEce742465EB134d0435Eb0d4",
    "userId": "926812517"
  }
}