{
  "manageEntity": {
    "action": "Repost",
    "entityId": "587121",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaad0b322f8890844dba94f8b7523dc489827b9a35890a0807df639b6174b1382",
    "signature": "0x616ac9cfcb524221a95d0977d8b693ae13d68075929d4dbc2223ab4363e124cb0f9c752e8094c855b566cdf881136fac40a1b5bbcbffd116aa6542144a3174b61b",
    "signer": "0x722b43224Dbc7d6931b3C690696EF03933374bff",
    "userId": "772126389"
  }
}