{
  "manageEntity": {
    "action": "Repost",
    "entityId": "721609717",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3a918ae03c62153ef7ce5917d796161b84260f87dfae98aa68fcda4f03384ea2",
    "signature": "0x68fd0349c871fa6773c5d00b4a0e0f914fe52b88983fd2f376df10aa7e17bfcf65746e1d53a5b71e650370edcd195f6a1e7e055b4638e2be45ef470d0b99502c1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}